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Finding the Fourth Proportional to 270,565.92, 373,348.98 and 149,691.24

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Solution

The fourth proportional to 270,565.92, 373,348.98 and 149,691.24 is: 206,556.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,565.92 : 373,348.98 = 149,691.24 : x
  2. Step 2: Convert to fraction form
    270,565.92/373,348.98 = 149,691.24/x
  3. Step 3: Cross multiply
    270,565.92x = 373,348.98 × 149,691.24
  4. Step 4: Simplify right side
    270,565.92x = 55,887,071,768.94
  5. Step 5: Solve for x
    x = 55,887,071,768.94/270,565.92
  6. Step 6: Final answer
    x = 206,556.21

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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.