Home / 327,096.24-490,834.68-137,542.86

Finding the Fourth Proportional to 327,096.24, 490,834.68 and 137,542.86

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Solution

The fourth proportional to 327,096.24, 490,834.68 and 137,542.86 is: 206,394.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,096.24 : 490,834.68 = 137,542.86 : x
  2. Step 2: Convert to fraction form
    327,096.24/490,834.68 = 137,542.86/x
  3. Step 3: Cross multiply
    327,096.24x = 490,834.68 × 137,542.86
  4. Step 4: Simplify right side
    327,096.24x = 67,510,805,674.38
  5. Step 5: Solve for x
    x = 67,510,805,674.38/327,096.24
  6. Step 6: Final answer
    x = 206,394.32

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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.