Finding the Fourth Proportional to 624,355.97, 861,617.46 and 337,882.21
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Solution
The fourth proportional to 624,355.97, 861,617.46 and 337,882.21 is: 466,280.82
Step by Step Solution
- Step 1: Write the proportion equation
624,355.97 : 861,617.46 = 337,882.21 : x - Step 2: Convert to fraction form
624,355.97/861,617.46 = 337,882.21/x - Step 3: Cross multiply
624,355.97x = 861,617.46 × 337,882.21 - Step 4: Simplify right side
624,355.97x = 291,125,210,672.40 - Step 5: Solve for x
x = 291,125,210,672.40/624,355.97 - Step 6: Final answer
x = 466,280.82
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.