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Finding the Fourth Proportional to 329,149.73, 493,792.27 and 149,148.70

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Solution

The fourth proportional to 329,149.73, 493,792.27 and 149,148.70 is: 223,753.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,149.73 : 493,792.27 = 149,148.70 : x
  2. Step 2: Convert to fraction form
    329,149.73/493,792.27 = 149,148.70/x
  3. Step 3: Cross multiply
    329,149.73x = 493,792.27 × 149,148.70
  4. Step 4: Simplify right side
    329,149.73x = 73,648,473,533.20
  5. Step 5: Solve for x
    x = 73,648,473,533.20/329,149.73
  6. Step 6: Final answer
    x = 223,753.71

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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.