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Finding the Fourth Proportional to 322,305.55, 482,999.85 and 237,398.02

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Solution

The fourth proportional to 322,305.55, 482,999.85 and 237,398.02 is: 355,759.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,305.55 : 482,999.85 = 237,398.02 : x
  2. Step 2: Convert to fraction form
    322,305.55/482,999.85 = 237,398.02/x
  3. Step 3: Cross multiply
    322,305.55x = 482,999.85 × 237,398.02
  4. Step 4: Simplify right side
    322,305.55x = 114,663,206,842.80
  5. Step 5: Solve for x
    x = 114,663,206,842.80/322,305.55
  6. Step 6: Final answer
    x = 355,759.33

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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.