Home / 422,226.15-582,713.69-240,965.36

Finding the Fourth Proportional to 422,226.15, 582,713.69 and 240,965.36

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Solution

The fourth proportional to 422,226.15, 582,713.69 and 240,965.36 is: 332,555.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    422,226.15 : 582,713.69 = 240,965.36 : x
  2. Step 2: Convert to fraction form
    422,226.15/582,713.69 = 240,965.36/x
  3. Step 3: Cross multiply
    422,226.15x = 582,713.69 × 240,965.36
  4. Step 4: Simplify right side
    422,226.15x = 140,413,812,154.56
  5. Step 5: Solve for x
    x = 140,413,812,154.56/422,226.15
  6. Step 6: Final answer
    x = 332,555.94

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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.