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Finding the Fourth Proportional to 624,433.96, 861,717.37 and 337,954.24

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Solution

The fourth proportional to 624,433.96, 861,717.37 and 337,954.24 is: 466,376.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,433.96 : 861,717.37 = 337,954.24 : x
  2. Step 2: Convert to fraction form
    624,433.96/861,717.37 = 337,954.24/x
  3. Step 3: Cross multiply
    624,433.96x = 861,717.37 × 337,954.24
  4. Step 4: Simplify right side
    624,433.96x = 291,221,032,874.79
  5. Step 5: Solve for x
    x = 291,221,032,874.79/624,433.96
  6. Step 6: Final answer
    x = 466,376.04

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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.