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Finding the Fourth Proportional to 269,383.08, 404,074.62 and 149,513.61

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Solution

The fourth proportional to 269,383.08, 404,074.62 and 149,513.61 is: 224,270.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,383.08 : 404,074.62 = 149,513.61 : x
  2. Step 2: Convert to fraction form
    269,383.08/404,074.62 = 149,513.61/x
  3. Step 3: Cross multiply
    269,383.08x = 404,074.62 × 149,513.61
  4. Step 4: Simplify right side
    269,383.08x = 60,414,655,145.58
  5. Step 5: Solve for x
    x = 60,414,655,145.58/269,383.08
  6. Step 6: Final answer
    x = 224,270.42

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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.