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Finding the Fourth Proportional to 466,369.08, 699,475.36 and 129,443.96

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Solution

The fourth proportional to 466,369.08, 699,475.36 and 129,443.96 is: 194,144.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    466,369.08 : 699,475.36 = 129,443.96 : x
  2. Step 2: Convert to fraction form
    466,369.08/699,475.36 = 129,443.96/x
  3. Step 3: Cross multiply
    466,369.08x = 699,475.36 × 129,443.96
  4. Step 4: Simplify right side
    466,369.08x = 90,542,860,520.83
  5. Step 5: Solve for x
    x = 90,542,860,520.83/466,369.08
  6. Step 6: Final answer
    x = 194,144.22

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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.