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Finding the Fourth Proportional to 422,027.23, 582,453.02 and 240,697.59

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Solution

The fourth proportional to 422,027.23, 582,453.02 and 240,697.59 is: 332,194.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    422,027.23 : 582,453.02 = 240,697.59 : x
  2. Step 2: Convert to fraction form
    422,027.23/582,453.02 = 240,697.59/x
  3. Step 3: Cross multiply
    422,027.23x = 582,453.02 × 240,697.59
  4. Step 4: Simplify right side
    422,027.23x = 140,195,036,998.73
  5. Step 5: Solve for x
    x = 140,195,036,998.73/422,027.23
  6. Step 6: Final answer
    x = 332,194.29

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1.5x scale

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.