Home / 327,234.85-490,557-227,442.04

Finding the Fourth Proportional to 327,234.85, 490,557 and 227,442.04

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Solution

The fourth proportional to 327,234.85, 490,557 and 227,442.04 is: 340,957.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,234.85 : 490,557 = 227,442.04 : x
  2. Step 2: Convert to fraction form
    327,234.85/490,557 = 227,442.04/x
  3. Step 3: Cross multiply
    327,234.85x = 490,557 × 227,442.04
  4. Step 4: Simplify right side
    327,234.85x = 111,573,284,816.28
  5. Step 5: Solve for x
    x = 111,573,284,816.28/327,234.85
  6. Step 6: Final answer
    x = 340,957.83

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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.