Home / 422,268.07-582,739.38-240,976.39

Finding the Fourth Proportional to 422,268.07, 582,739.38 and 240,976.39

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Solution

The fourth proportional to 422,268.07, 582,739.38 and 240,976.39 is: 332,552.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    422,268.07 : 582,739.38 = 240,976.39 : x
  2. Step 2: Convert to fraction form
    422,268.07/582,739.38 = 240,976.39/x
  3. Step 3: Cross multiply
    422,268.07x = 582,739.38 × 240,976.39
  4. Step 4: Simplify right side
    422,268.07x = 140,426,432,103.24
  5. Step 5: Solve for x
    x = 140,426,432,103.24/422,268.07
  6. Step 6: Final answer
    x = 332,552.81

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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.