Enter any ratio (X:Y) into the Percentage From Ratio Calculator. The calculator will evaluate and display the Percentage.

- All Ratio Calculators
- Percent To Ratio Calculator
- Information Ratio Calculator
- Simplify Ratio Calculator

## Percentage From Ratio Formula

The following formula is used to calculate the Percentage From Ratio.

**P = R * 100**

- Where P is the Percentage From Ratio (%)
- R is the any ratio (X:Y)

## How to Calculate Percentage From Ratio?

The following example problems outline how to calculate Percentage From Ratio.

Example Problem #1:

- First, determine the any ratio (X;Y).
- The any ratio (X;Y) is given as: 4/5.

- Finally, calculate the Percentage From Ratio using the equation above:

P = R * 100

The values given above are inserted into the equation below and the solution is calculated:

P = 4/5 * 100 = 80 (%)

Example Problem #2:** **

For this problem, the variables required are provided below:

any ratio (X;Y) = 7/8

Test your knowledge using the equation and check your answer with the calculator above.

P = R * 100** = ?**