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Finding the Fourth Proportional to 497,708.88, 746,566.05 and 123,731.88

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Solution

The fourth proportional to 497,708.88, 746,566.05 and 123,731.88 is: 185,598.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,708.88 : 746,566.05 = 123,731.88 : x
  2. Step 2: Convert to fraction form
    497,708.88/746,566.05 = 123,731.88/x
  3. Step 3: Cross multiply
    497,708.88x = 746,566.05 × 123,731.88
  4. Step 4: Simplify right side
    497,708.88x = 92,374,016,559.18
  5. Step 5: Solve for x
    x = 92,374,016,559.18/497,708.88
  6. Step 6: Final answer
    x = 185,598.49

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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.