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Finding the Fourth Proportional to 363,382.50, 501,354.98 and 206,192.64

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Solution

The fourth proportional to 363,382.50, 501,354.98 and 206,192.64 is: 284,481.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,382.50 : 501,354.98 = 206,192.64 : x
  2. Step 2: Convert to fraction form
    363,382.50/501,354.98 = 206,192.64/x
  3. Step 3: Cross multiply
    363,382.50x = 501,354.98 × 206,192.64
  4. Step 4: Simplify right side
    363,382.50x = 103,375,705,995.53
  5. Step 5: Solve for x
    x = 103,375,705,995.53/363,382.50
  6. Step 6: Final answer
    x = 284,481.79

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.