Home / 497,631.40-746,447.10-123,654.40

Finding the Fourth Proportional to 497,631.40, 746,447.10 and 123,654.40

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Solution

The fourth proportional to 497,631.40, 746,447.10 and 123,654.40 is: 185,481.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,631.40 : 746,447.10 = 123,654.40 : x
  2. Step 2: Convert to fraction form
    497,631.40/746,447.10 = 123,654.40/x
  3. Step 3: Cross multiply
    497,631.40x = 746,447.10 × 123,654.40
  4. Step 4: Simplify right side
    497,631.40x = 92,301,468,282.24
  5. Step 5: Solve for x
    x = 92,301,468,282.24/497,631.40
  6. Step 6: Final answer
    x = 185,481.60

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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.