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Finding the Fourth Proportional to 624,343.13, 861,599.73 and 337,869.35

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Solution

The fourth proportional to 624,343.13, 861,599.73 and 337,869.35 is: 466,263.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,343.13 : 861,599.73 = 337,869.35 : x
  2. Step 2: Convert to fraction form
    624,343.13/861,599.73 = 337,869.35/x
  3. Step 3: Cross multiply
    624,343.13x = 861,599.73 × 337,869.35
  4. Step 4: Simplify right side
    624,343.13x = 291,108,140,735.28
  5. Step 5: Solve for x
    x = 291,108,140,735.28/624,343.13
  6. Step 6: Final answer
    x = 466,263.06

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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.