Home / 422,022.22-582,400.92-231,035.02

Finding the Fourth Proportional to 422,022.22, 582,400.92 and 231,035.02

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Solution

The fourth proportional to 422,022.22, 582,400.92 and 231,035.02 is: 318,833.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    422,022.22 : 582,400.92 = 231,035.02 : x
  2. Step 2: Convert to fraction form
    422,022.22/582,400.92 = 231,035.02/x
  3. Step 3: Cross multiply
    422,022.22x = 582,400.92 × 231,035.02
  4. Step 4: Simplify right side
    422,022.22x = 134,555,008,200.22
  5. Step 5: Solve for x
    x = 134,555,008,200.22/422,022.22
  6. Step 6: Final answer
    x = 318,833.94

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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.