Finding the Third Proportional to 274,114.13 and 418,461.19
Calculator
Solution
The third proportional to 274,114.13 and 418,461.19 is: 638,820.66
Step by Step Solution
- Step 1: Write the proportion equation
274,114.13 : 418,461.19 = 418,461.19 : x - Step 2: Convert to fraction form
274,114.13/418,461.19 = 418,461.19/x - Step 3: Cross multiply
274,114.13x = 418,461.19 × 418,461.19 - Step 4: Simplify right side
274,114.13x = 175,109,765,443.91 - Step 5: Solve for x
x = 175,109,765,443.91/274,114.13 - Step 6: Final answer
x = 638,820.66
Related Problems
Find third proportional to 137,057.06 and 209,230.59
Half scale
Find third proportional to 548,228.25 and 836,922.38
Double scale
Find third proportional to 274,116 and 418,464
Similar ratio
Find third proportional to 411,171.19 and 627,691.78
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.