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Finding the Fourth Proportional to 497,250.87, 745,949.81 and 181,633.96

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Solution

The fourth proportional to 497,250.87, 745,949.81 and 181,633.96 is: 272,477.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,250.87 : 745,949.81 = 181,633.96 : x
  2. Step 2: Convert to fraction form
    497,250.87/745,949.81 = 181,633.96/x
  3. Step 3: Cross multiply
    497,250.87x = 745,949.81 × 181,633.96
  4. Step 4: Simplify right side
    497,250.87x = 135,489,817,951.55
  5. Step 5: Solve for x
    x = 135,489,817,951.55/497,250.87
  6. Step 6: Final answer
    x = 272,477.79

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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.