Home / 327,002.30-451,078.47-205,935.42

Finding the Fourth Proportional to 327,002.30, 451,078.47 and 205,935.42

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Solution

The fourth proportional to 327,002.30, 451,078.47 and 205,935.42 is: 284,074.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,002.30 : 451,078.47 = 205,935.42 : x
  2. Step 2: Convert to fraction form
    327,002.30/451,078.47 = 205,935.42/x
  3. Step 3: Cross multiply
    327,002.30x = 451,078.47 × 205,935.42
  4. Step 4: Simplify right side
    327,002.30x = 92,893,034,172.41
  5. Step 5: Solve for x
    x = 92,893,034,172.41/327,002.30
  6. Step 6: Final answer
    x = 284,074.56

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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.