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Finding the Fourth Proportional to 482,118.37, 723,183.73 and 332,318.45

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Solution

The fourth proportional to 482,118.37, 723,183.73 and 332,318.45 is: 498,481.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,118.37 : 723,183.73 = 332,318.45 : x
  2. Step 2: Convert to fraction form
    482,118.37/723,183.73 = 332,318.45/x
  3. Step 3: Cross multiply
    482,118.37x = 723,183.73 × 332,318.45
  4. Step 4: Simplify right side
    482,118.37x = 240,327,297,195.98
  5. Step 5: Solve for x
    x = 240,327,297,195.98/482,118.37
  6. Step 6: Final answer
    x = 498,481.94

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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.