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Finding the Fourth Proportional to 498,227.73, 747,460.25 and 161,268.45

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Solution

The fourth proportional to 498,227.73, 747,460.25 and 161,268.45 is: 241,941.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    498,227.73 : 747,460.25 = 161,268.45 : x
  2. Step 2: Convert to fraction form
    498,227.73/747,460.25 = 161,268.45/x
  3. Step 3: Cross multiply
    498,227.73x = 747,460.25 × 161,268.45
  4. Step 4: Simplify right side
    498,227.73x = 120,541,755,147.77
  5. Step 5: Solve for x
    x = 120,541,755,147.77/498,227.73
  6. Step 6: Final answer
    x = 241,941.08

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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.