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Finding the Fourth Proportional to 327,171.44, 490,757.40 and 102,549.44

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Solution

The fourth proportional to 327,171.44, 490,757.40 and 102,549.44 is: 153,824.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,171.44 : 490,757.40 = 102,549.44 : x
  2. Step 2: Convert to fraction form
    327,171.44/490,757.40 = 102,549.44/x
  3. Step 3: Cross multiply
    327,171.44x = 490,757.40 × 102,549.44
  4. Step 4: Simplify right side
    327,171.44x = 50,326,896,545.86
  5. Step 5: Solve for x
    x = 50,326,896,545.86/327,171.44
  6. Step 6: Final answer
    x = 153,824.24

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1.5x scale

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.