Finding the Third Proportional to 224 and 418
Calculator
Solution
The third proportional to 224 and 418 is: 780.02
Step by Step Solution
- Step 1: Write the proportion equation
224 : 418 = 418 : x - Step 2: Convert to fraction form
224/418 = 418/x - Step 3: Cross multiply
224x = 418 × 418 - Step 4: Simplify right side
224x = 174,724 - Step 5: Solve for x
x = 174,724/224 - Step 6: Final answer
x = 780.02
Related Problems
Find third proportional to 112 and 209
Half scale
Find third proportional to 448 and 836
Double scale
Find third proportional to 226 and 422
Similar ratio
Find third proportional to 336 and 627
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.87) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.