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Finding the Fourth Proportional to 491,626.28, 737,439.42 and 176,304.62

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Solution

The fourth proportional to 491,626.28, 737,439.42 and 176,304.62 is: 264,456.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    491,626.28 : 737,439.42 = 176,304.62 : x
  2. Step 2: Convert to fraction form
    491,626.28/737,439.42 = 176,304.62/x
  3. Step 3: Cross multiply
    491,626.28x = 737,439.42 × 176,304.62
  4. Step 4: Simplify right side
    491,626.28x = 130,013,979,220.86
  5. Step 5: Solve for x
    x = 130,013,979,220.86/491,626.28
  6. Step 6: Final answer
    x = 264,456.93

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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.