Home / 422,467.48-582,995.94-231,476.68

Finding the Fourth Proportional to 422,467.48, 582,995.94 and 231,476.68

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Solution

The fourth proportional to 422,467.48, 582,995.94 and 231,476.68 is: 319,432.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    422,467.48 : 582,995.94 = 231,476.68 : x
  2. Step 2: Convert to fraction form
    422,467.48/582,995.94 = 231,476.68/x
  3. Step 3: Cross multiply
    422,467.48x = 582,995.94 × 231,476.68
  4. Step 4: Simplify right side
    422,467.48x = 134,949,964,644.68
  5. Step 5: Solve for x
    x = 134,949,964,644.68/422,467.48
  6. Step 6: Final answer
    x = 319,432.79

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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.