Home / 422,287.20-582,724.80-240,994.08

Finding the Fourth Proportional to 422,287.20, 582,724.80 and 240,994.08

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Solution

The fourth proportional to 422,287.20, 582,724.80 and 240,994.08 is: 332,553.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    422,287.20 : 582,724.80 = 240,994.08 : x
  2. Step 2: Convert to fraction form
    422,287.20/582,724.80 = 240,994.08/x
  3. Step 3: Cross multiply
    422,287.20x = 582,724.80 × 240,994.08
  4. Step 4: Simplify right side
    422,287.20x = 140,433,227,069.18
  5. Step 5: Solve for x
    x = 140,433,227,069.18/422,287.20
  6. Step 6: Final answer
    x = 332,553.83

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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.