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Finding the Fourth Proportional to 534,367.13, 737,388.09 and 292,610.61

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Solution

The fourth proportional to 534,367.13, 737,388.09 and 292,610.61 is: 403,781.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,367.13 : 737,388.09 = 292,610.61 : x
  2. Step 2: Convert to fraction form
    534,367.13/737,388.09 = 292,610.61/x
  3. Step 3: Cross multiply
    534,367.13x = 737,388.09 × 292,610.61
  4. Step 4: Simplify right side
    534,367.13x = 215,767,578,821.64
  5. Step 5: Solve for x
    x = 215,767,578,821.64/534,367.13
  6. Step 6: Final answer
    x = 403,781.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.