Home / 422,136.77-582,542.96-231,150.24

Finding the Fourth Proportional to 422,136.77, 582,542.96 and 231,150.24

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Solution

The fourth proportional to 422,136.77, 582,542.96 and 231,150.24 is: 318,984.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    422,136.77 : 582,542.96 = 231,150.24 : x
  2. Step 2: Convert to fraction form
    422,136.77/582,542.96 = 231,150.24/x
  3. Step 3: Cross multiply
    422,136.77x = 582,542.96 × 231,150.24
  4. Step 4: Simplify right side
    422,136.77x = 134,654,943,858.56
  5. Step 5: Solve for x
    x = 134,654,943,858.56/422,136.77
  6. Step 6: Final answer
    x = 318,984.17

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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.