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Finding the Fourth Proportional to 373,397.38, 560,098.10 and 92,914.64

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Solution

The fourth proportional to 373,397.38, 560,098.10 and 92,914.64 is: 139,372.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,397.38 : 560,098.10 = 92,914.64 : x
  2. Step 2: Convert to fraction form
    373,397.38/560,098.10 = 92,914.64/x
  3. Step 3: Cross multiply
    373,397.38x = 560,098.10 × 92,914.64
  4. Step 4: Simplify right side
    373,397.38x = 52,041,313,326.18
  5. Step 5: Solve for x
    x = 52,041,313,326.18/373,397.38
  6. Step 6: Final answer
    x = 139,372.47

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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.