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Finding the Fourth Proportional to 437,464.38, 656,174.68 and 171,273.66

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Solution

The fourth proportional to 437,464.38, 656,174.68 and 171,273.66 is: 256,901.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,464.38 : 656,174.68 = 171,273.66 : x
  2. Step 2: Convert to fraction form
    437,464.38/656,174.68 = 171,273.66/x
  3. Step 3: Cross multiply
    437,464.38x = 656,174.68 × 171,273.66
  4. Step 4: Simplify right side
    437,464.38x = 112,385,439,042.93
  5. Step 5: Solve for x
    x = 112,385,439,042.93/437,464.38
  6. Step 6: Final answer
    x = 256,901.92

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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.