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Finding the Fourth Proportional to 404,363.73, 606,545.60 and 123,844.53

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Solution

The fourth proportional to 404,363.73, 606,545.60 and 123,844.53 is: 185,766.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,363.73 : 606,545.60 = 123,844.53 : x
  2. Step 2: Convert to fraction form
    404,363.73/606,545.60 = 123,844.53/x
  3. Step 3: Cross multiply
    404,363.73x = 606,545.60 × 123,844.53
  4. Step 4: Simplify right side
    404,363.73x = 75,117,354,755.57
  5. Step 5: Solve for x
    x = 75,117,354,755.57/404,363.73
  6. Step 6: Final answer
    x = 185,766.80

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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.