Home / 422,114.24-582,511.88-231,127.65

Finding the Fourth Proportional to 422,114.24, 582,511.88 and 231,127.65

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Solution

The fourth proportional to 422,114.24, 582,511.88 and 231,127.65 is: 318,953.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    422,114.24 : 582,511.88 = 231,127.65 : x
  2. Step 2: Convert to fraction form
    422,114.24/582,511.88 = 231,127.65/x
  3. Step 3: Cross multiply
    422,114.24x = 582,511.88 × 231,127.65
  4. Step 4: Simplify right side
    422,114.24x = 134,634,600,765.84
  5. Step 5: Solve for x
    x = 134,634,600,765.84/422,114.24
  6. Step 6: Final answer
    x = 318,953.00

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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.