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Finding the Fourth Proportional to 497,631.44, 746,447.16 and 165,207.44

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Solution

The fourth proportional to 497,631.44, 746,447.16 and 165,207.44 is: 247,811.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,631.44 : 746,447.16 = 165,207.44 : x
  2. Step 2: Convert to fraction form
    497,631.44/746,447.16 = 165,207.44/x
  3. Step 3: Cross multiply
    497,631.44x = 746,447.16 × 165,207.44
  4. Step 4: Simplify right side
    497,631.44x = 123,318,622,532.75
  5. Step 5: Solve for x
    x = 123,318,622,532.75/497,631.44
  6. Step 6: Final answer
    x = 247,811.16

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Similar ratio
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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.