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Finding the Fourth Proportional to 363,440.56, 501,564.45 and 202,305.88

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Solution

The fourth proportional to 363,440.56, 501,564.45 and 202,305.88 is: 279,191.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,440.56 : 501,564.45 = 202,305.88 : x
  2. Step 2: Convert to fraction form
    363,440.56/501,564.45 = 202,305.88/x
  3. Step 3: Cross multiply
    363,440.56x = 501,564.45 × 202,305.88
  4. Step 4: Simplify right side
    363,440.56x = 101,469,437,433.97
  5. Step 5: Solve for x
    x = 101,469,437,433.97/363,440.56
  6. Step 6: Final answer
    x = 279,191.29

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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.