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Finding the Fourth Proportional to 585,060.80, 877,591.20 and 496,487.30

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Solution

The fourth proportional to 585,060.80, 877,591.20 and 496,487.30 is: 744,730.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    585,060.80 : 877,591.20 = 496,487.30 : x
  2. Step 2: Convert to fraction form
    585,060.80/877,591.20 = 496,487.30/x
  3. Step 3: Cross multiply
    585,060.80x = 877,591.20 × 496,487.30
  4. Step 4: Simplify right side
    585,060.80x = 435,712,885,391.76
  5. Step 5: Solve for x
    x = 435,712,885,391.76/585,060.80
  6. Step 6: Final answer
    x = 744,730.95

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.