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Finding the Fourth Proportional to 534,403.69, 801,644.42 and 179,414.71

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Solution

The fourth proportional to 534,403.69, 801,644.42 and 179,414.71 is: 269,135.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,403.69 : 801,644.42 = 179,414.71 : x
  2. Step 2: Convert to fraction form
    534,403.69/801,644.42 = 179,414.71/x
  3. Step 3: Cross multiply
    534,403.69x = 801,644.42 × 179,414.71
  4. Step 4: Simplify right side
    534,403.69x = 143,826,800,240.35
  5. Step 5: Solve for x
    x = 143,826,800,240.35/534,403.69
  6. Step 6: Final answer
    x = 269,135.12

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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.