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Finding the Fourth Proportional to 624,372, 861,635.94 and 337,892.04

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Solution

The fourth proportional to 624,372, 861,635.94 and 337,892.04 is: 466,292.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,372 : 861,635.94 = 337,892.04 : x
  2. Step 2: Convert to fraction form
    624,372/861,635.94 = 337,892.04/x
  3. Step 3: Cross multiply
    624,372x = 861,635.94 × 337,892.04
  4. Step 4: Simplify right side
    624,372x = 291,139,925,503.92
  5. Step 5: Solve for x
    x = 291,139,925,503.92/624,372
  6. Step 6: Final answer
    x = 466,292.41

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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.