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Finding the Fourth Proportional to 737,086, 1,105,635.28 and 204,648.56

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Solution

The fourth proportional to 737,086, 1,105,635.28 and 204,648.56 is: 306,974.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    737,086 : 1,105,635.28 = 204,648.56 : x
  2. Step 2: Convert to fraction form
    737,086/1,105,635.28 = 204,648.56/x
  3. Step 3: Cross multiply
    737,086x = 1,105,635.28 × 204,648.56
  4. Step 4: Simplify right side
    737,086x = 226,266,667,937.20
  5. Step 5: Solve for x
    x = 226,266,667,937.20/737,086
  6. Step 6: Final answer
    x = 306,974.58

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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.