Home / 482,121.38-723,188.24-332,321.46

Finding the Fourth Proportional to 482,121.38, 723,188.24 and 332,321.46

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Solution

The fourth proportional to 482,121.38, 723,188.24 and 332,321.46 is: 498,486.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,121.38 : 723,188.24 = 332,321.46 : x
  2. Step 2: Convert to fraction form
    482,121.38/723,188.24 = 332,321.46/x
  3. Step 3: Cross multiply
    482,121.38x = 723,188.24 × 332,321.46
  4. Step 4: Simplify right side
    482,121.38x = 240,330,970,110.02
  5. Step 5: Solve for x
    x = 240,330,970,110.02/482,121.38
  6. Step 6: Final answer
    x = 498,486.44

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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.