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Finding the Fourth Proportional to 581,432.49, 802,440.76 and 333,098.03

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Solution

The fourth proportional to 581,432.49, 802,440.76 and 333,098.03 is: 459,711.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,432.49 : 802,440.76 = 333,098.03 : x
  2. Step 2: Convert to fraction form
    581,432.49/802,440.76 = 333,098.03/x
  3. Step 3: Cross multiply
    581,432.49x = 802,440.76 × 333,098.03
  4. Step 4: Simplify right side
    581,432.49x = 267,291,436,347.70
  5. Step 5: Solve for x
    x = 267,291,436,347.70/581,432.49
  6. Step 6: Final answer
    x = 459,711.90

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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.