Home / 327,238.35-490,562.25-227,445.54

Finding the Fourth Proportional to 327,238.35, 490,562.25 and 227,445.54

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Solution

The fourth proportional to 327,238.35, 490,562.25 and 227,445.54 is: 340,963.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,238.35 : 490,562.25 = 227,445.54 : x
  2. Step 2: Convert to fraction form
    327,238.35/490,562.25 = 227,445.54/x
  3. Step 3: Cross multiply
    327,238.35x = 490,562.25 × 227,445.54
  4. Step 4: Simplify right side
    327,238.35x = 111,576,195,854.87
  5. Step 5: Solve for x
    x = 111,576,195,854.87/327,238.35
  6. Step 6: Final answer
    x = 340,963.08

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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.