Home / 327,865.24-491,700.66-140,833

Finding the Fourth Proportional to 327,865.24, 491,700.66 and 140,833

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Solution

The fourth proportional to 327,865.24, 491,700.66 and 140,833 is: 211,207.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,865.24 : 491,700.66 = 140,833 : x
  2. Step 2: Convert to fraction form
    327,865.24/491,700.66 = 140,833/x
  3. Step 3: Cross multiply
    327,865.24x = 491,700.66 × 140,833
  4. Step 4: Simplify right side
    327,865.24x = 69,247,679,049.78
  5. Step 5: Solve for x
    x = 69,247,679,049.78/327,865.24
  6. Step 6: Final answer
    x = 211,207.75

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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.