Home / 327,147.37-490,799.46-158,470.54

Finding the Fourth Proportional to 327,147.37, 490,799.46 and 158,470.54

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Solution

The fourth proportional to 327,147.37, 490,799.46 and 158,470.54 is: 237,743.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,147.37 : 490,799.46 = 158,470.54 : x
  2. Step 2: Convert to fraction form
    327,147.37/490,799.46 = 158,470.54/x
  3. Step 3: Cross multiply
    327,147.37x = 490,799.46 × 158,470.54
  4. Step 4: Simplify right side
    327,147.37x = 77,777,255,457.91
  5. Step 5: Solve for x
    x = 77,777,255,457.91/327,147.37
  6. Step 6: Final answer
    x = 237,743.79

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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.