Home / 422,225.06-582,675.54-231,246.50

Finding the Fourth Proportional to 422,225.06, 582,675.54 and 231,246.50

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Solution

The fourth proportional to 422,225.06, 582,675.54 and 231,246.50 is: 319,122.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    422,225.06 : 582,675.54 = 231,246.50 : x
  2. Step 2: Convert to fraction form
    422,225.06/582,675.54 = 231,246.50/x
  3. Step 3: Cross multiply
    422,225.06x = 582,675.54 × 231,246.50
  4. Step 4: Simplify right side
    422,225.06x = 134,741,679,260.61
  5. Step 5: Solve for x
    x = 134,741,679,260.61/422,225.06
  6. Step 6: Final answer
    x = 319,122.88

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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.