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Finding the Fourth Proportional to 395,387.43, 592,513.17 and 224,744.73

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Solution

The fourth proportional to 395,387.43, 592,513.17 and 224,744.73 is: 336,794.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,387.43 : 592,513.17 = 224,744.73 : x
  2. Step 2: Convert to fraction form
    395,387.43/592,513.17 = 224,744.73/x
  3. Step 3: Cross multiply
    395,387.43x = 592,513.17 × 224,744.73
  4. Step 4: Simplify right side
    395,387.43x = 133,164,212,413.09
  5. Step 5: Solve for x
    x = 133,164,212,413.09/395,387.43
  6. Step 6: Final answer
    x = 336,794.25

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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.