Finding the Third Proportional to 225 and 457.50
Calculator
Solution
The third proportional to 225 and 457.50 is: 930.25
Step by Step Solution
- Step 1: Write the proportion equation
225 : 457.50 = 457.50 : x - Step 2: Convert to fraction form
225/457.50 = 457.50/x - Step 3: Cross multiply
225x = 457.50 × 457.50 - Step 4: Simplify right side
225x = 209,306.25 - Step 5: Solve for x
x = 209,306.25/225 - Step 6: Final answer
x = 930.25
Related Problems
Find third proportional to 112.50 and 228.75
Half scale
Find third proportional to 450 and 915
Double scale
Find third proportional to 227 and 462
Similar ratio
Find third proportional to 337.50 and 686.25
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (2.03) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.