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Finding the Fourth Proportional to 497,433.80, 746,150.70 and 231,713.30

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Solution

The fourth proportional to 497,433.80, 746,150.70 and 231,713.30 is: 347,569.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,433.80 : 746,150.70 = 231,713.30 : x
  2. Step 2: Convert to fraction form
    497,433.80/746,150.70 = 231,713.30/x
  3. Step 3: Cross multiply
    497,433.80x = 746,150.70 × 231,713.30
  4. Step 4: Simplify right side
    497,433.80x = 172,893,040,994.31
  5. Step 5: Solve for x
    x = 172,893,040,994.31/497,433.80
  6. Step 6: Final answer
    x = 347,569.95

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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.