Rule of Three (Direct Proportion)

Calculate direct proportions using the rule of three method.

Features

• Easy-to-use interface for direct proportion calculations
• See the complete calculation process
• Adjust the number of decimal places in the result
• View the formula used for the calculation

How to Use

1. Input the three known values in the appropriate fields
2. Click the calculate button to find the unknown value
3. See the calculated result and the step-by-step solution
4. Change the number of decimal places if needed

Common Uses

• Calculate prices for different quantities of products
• Adjust ingredient quantities for different serving sizes
• Convert between different currencies
• Calculate travel times for different distances

Frequently Asked Questions