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Finding the Fourth Proportional to 396,519.71, 595,370.03 and 160,323.71

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Solution

The fourth proportional to 396,519.71, 595,370.03 and 160,323.71 is: 240,724.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,519.71 : 595,370.03 = 160,323.71 : x
  2. Step 2: Convert to fraction form
    396,519.71/595,370.03 = 160,323.71/x
  3. Step 3: Cross multiply
    396,519.71x = 595,370.03 × 160,323.71
  4. Step 4: Simplify right side
    396,519.71x = 95,451,928,253.94
  5. Step 5: Solve for x
    x = 95,451,928,253.94/396,519.71
  6. Step 6: Final answer
    x = 240,724.30

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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.