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Finding the Fourth Proportional to 496,059.85, 744,073.17 and 215,577.10

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Solution

The fourth proportional to 496,059.85, 744,073.17 and 215,577.10 is: 323,358.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,059.85 : 744,073.17 = 215,577.10 : x
  2. Step 2: Convert to fraction form
    496,059.85/744,073.17 = 215,577.10/x
  3. Step 3: Cross multiply
    496,059.85x = 744,073.17 × 215,577.10
  4. Step 4: Simplify right side
    496,059.85x = 160,405,136,176.41
  5. Step 5: Solve for x
    x = 160,405,136,176.41/496,059.85
  6. Step 6: Final answer
    x = 323,358.43

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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.