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Finding the Fourth Proportional to 491,626.54, 737,439.80 and 176,304.88

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Solution

The fourth proportional to 491,626.54, 737,439.80 and 176,304.88 is: 264,457.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    491,626.54 : 737,439.80 = 176,304.88 : x
  2. Step 2: Convert to fraction form
    491,626.54/737,439.80 = 176,304.88/x
  3. Step 3: Cross multiply
    491,626.54x = 737,439.80 × 176,304.88
  4. Step 4: Simplify right side
    491,626.54x = 130,014,235,446.22
  5. Step 5: Solve for x
    x = 130,014,235,446.22/491,626.54
  6. Step 6: Final answer
    x = 264,457.32

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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.