Home / 422,339.75-582,828.96-231,359.93

Finding the Fourth Proportional to 422,339.75, 582,828.96 and 231,359.93

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Solution

The fourth proportional to 422,339.75, 582,828.96 and 231,359.93 is: 319,276.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    422,339.75 : 582,828.96 = 231,359.93 : x
  2. Step 2: Convert to fraction form
    422,339.75/582,828.96 = 231,359.93/x
  3. Step 3: Cross multiply
    422,339.75x = 582,828.96 × 231,359.93
  4. Step 4: Simplify right side
    422,339.75x = 134,843,264,473.43
  5. Step 5: Solve for x
    x = 134,843,264,473.43/422,339.75
  6. Step 6: Final answer
    x = 319,276.76

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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.