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Finding the Fourth Proportional to 445,229.28, 614,495.34 and 337,617.90

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Solution

The fourth proportional to 445,229.28, 614,495.34 and 337,617.90 is: 465,972.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,229.28 : 614,495.34 = 337,617.90 : x
  2. Step 2: Convert to fraction form
    445,229.28/614,495.34 = 337,617.90/x
  3. Step 3: Cross multiply
    445,229.28x = 614,495.34 × 337,617.90
  4. Step 4: Simplify right side
    445,229.28x = 207,464,626,250.59
  5. Step 5: Solve for x
    x = 207,464,626,250.59/445,229.28
  6. Step 6: Final answer
    x = 465,972.56

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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.