Home / 422,027.20-582,404.48-231,037.44

Finding the Fourth Proportional to 422,027.20, 582,404.48 and 231,037.44

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Solution

The fourth proportional to 422,027.20, 582,404.48 and 231,037.44 is: 318,835.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    422,027.20 : 582,404.48 = 231,037.44 : x
  2. Step 2: Convert to fraction form
    422,027.20/582,404.48 = 231,037.44/x
  3. Step 3: Cross multiply
    422,027.20x = 582,404.48 × 231,037.44
  4. Step 4: Simplify right side
    422,027.20x = 134,557,240,103.73
  5. Step 5: Solve for x
    x = 134,557,240,103.73/422,027.20
  6. Step 6: Final answer
    x = 318,835.47

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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.