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Finding the Fourth Proportional to 327,004, 490,238.88 and 169,277.92

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Solution

The fourth proportional to 327,004, 490,238.88 and 169,277.92 is: 253,778.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,004 : 490,238.88 = 169,277.92 : x
  2. Step 2: Convert to fraction form
    327,004/490,238.88 = 169,277.92/x
  3. Step 3: Cross multiply
    327,004x = 490,238.88 × 169,277.92
  4. Step 4: Simplify right side
    327,004x = 82,986,617,909.53
  5. Step 5: Solve for x
    x = 82,986,617,909.53/327,004
  6. Step 6: Final answer
    x = 253,778.60

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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.