Home / 422,287.70-582,766.49-240,996.02

Finding the Fourth Proportional to 422,287.70, 582,766.49 and 240,996.02

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Solution

The fourth proportional to 422,287.70, 582,766.49 and 240,996.02 is: 332,579.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    422,287.70 : 582,766.49 = 240,996.02 : x
  2. Step 2: Convert to fraction form
    422,287.70/582,766.49 = 240,996.02/x
  3. Step 3: Cross multiply
    422,287.70x = 582,766.49 × 240,996.02
  4. Step 4: Simplify right side
    422,287.70x = 140,444,402,368.03
  5. Step 5: Solve for x
    x = 140,444,402,368.03/422,287.70
  6. Step 6: Final answer
    x = 332,579.91

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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.