Home / 332,418.16-498,331.24-122,007.28

Finding the Fourth Proportional to 332,418.16, 498,331.24 and 122,007.28

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Solution

The fourth proportional to 332,418.16, 498,331.24 and 122,007.28 is: 182,902.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,418.16 : 498,331.24 = 122,007.28 : x
  2. Step 2: Convert to fraction form
    332,418.16/498,331.24 = 122,007.28/x
  3. Step 3: Cross multiply
    332,418.16x = 498,331.24 × 122,007.28
  4. Step 4: Simplify right side
    332,418.16x = 60,800,039,131.43
  5. Step 5: Solve for x
    x = 60,800,039,131.43/332,418.16
  6. Step 6: Final answer
    x = 182,902.28

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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.