Home / 422,081.12-582,527.40-240,751.52

Finding the Fourth Proportional to 422,081.12, 582,527.40 and 240,751.52

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Solution

The fourth proportional to 422,081.12, 582,527.40 and 240,751.52 is: 332,268.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    422,081.12 : 582,527.40 = 240,751.52 : x
  2. Step 2: Convert to fraction form
    422,081.12/582,527.40 = 240,751.52/x
  3. Step 3: Cross multiply
    422,081.12x = 582,527.40 × 240,751.52
  4. Step 4: Simplify right side
    422,081.12x = 140,244,356,991.65
  5. Step 5: Solve for x
    x = 140,244,356,991.65/422,081.12
  6. Step 6: Final answer
    x = 332,268.73

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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.