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Finding the Fourth Proportional to 327,163.50, 451,310.67 and 219,548.52

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Solution

The fourth proportional to 327,163.50, 451,310.67 and 219,548.52 is: 302,859.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,163.50 : 451,310.67 = 219,548.52 : x
  2. Step 2: Convert to fraction form
    327,163.50/451,310.67 = 219,548.52/x
  3. Step 3: Cross multiply
    327,163.50x = 451,310.67 × 219,548.52
  4. Step 4: Simplify right side
    327,163.50x = 99,084,589,658.71
  5. Step 5: Solve for x
    x = 99,084,589,658.71/327,163.50
  6. Step 6: Final answer
    x = 302,859.55

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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.