Home / 422,443.18-582,949.28-241,147.90

Finding the Fourth Proportional to 422,443.18, 582,949.28 and 241,147.90

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Solution

The fourth proportional to 422,443.18, 582,949.28 and 241,147.90 is: 332,771.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    422,443.18 : 582,949.28 = 241,147.90 : x
  2. Step 2: Convert to fraction form
    422,443.18/582,949.28 = 241,147.90/x
  3. Step 3: Cross multiply
    422,443.18x = 582,949.28 × 241,147.90
  4. Step 4: Simplify right side
    422,443.18x = 140,576,993,824.01
  5. Step 5: Solve for x
    x = 140,576,993,824.01/422,443.18
  6. Step 6: Final answer
    x = 332,771.37

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.