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Finding the Fourth Proportional to 327,034.62, 490,759.79 and 169,263.09

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Solution

The fourth proportional to 327,034.62, 490,759.79 and 169,263.09 is: 254,002.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,034.62 : 490,759.79 = 169,263.09 : x
  2. Step 2: Convert to fraction form
    327,034.62/490,759.79 = 169,263.09/x
  3. Step 3: Cross multiply
    327,034.62x = 490,759.79 × 169,263.09
  4. Step 4: Simplify right side
    327,034.62x = 83,067,517,656.84
  5. Step 5: Solve for x
    x = 83,067,517,656.84/327,034.62
  6. Step 6: Final answer
    x = 254,002.21

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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.