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Finding the Fourth Proportional to 335,198.73, 502,691.49 and 110,517.33

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Solution

The fourth proportional to 335,198.73, 502,691.49 and 110,517.33 is: 165,740.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,198.73 : 502,691.49 = 110,517.33 : x
  2. Step 2: Convert to fraction form
    335,198.73/502,691.49 = 110,517.33/x
  3. Step 3: Cross multiply
    335,198.73x = 502,691.49 × 110,517.33
  4. Step 4: Simplify right side
    335,198.73x = 55,556,121,288.52
  5. Step 5: Solve for x
    x = 55,556,121,288.52/335,198.73
  6. Step 6: Final answer
    x = 165,740.85

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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.