Home / 422,179.02-582,580.35-231,194.70

Finding the Fourth Proportional to 422,179.02, 582,580.35 and 231,194.70

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Solution

The fourth proportional to 422,179.02, 582,580.35 and 231,194.70 is: 319,034.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    422,179.02 : 582,580.35 = 231,194.70 : x
  2. Step 2: Convert to fraction form
    422,179.02/582,580.35 = 231,194.70/x
  3. Step 3: Cross multiply
    422,179.02x = 582,580.35 × 231,194.70
  4. Step 4: Simplify right side
    422,179.02x = 134,689,489,244.15
  5. Step 5: Solve for x
    x = 134,689,489,244.15/422,179.02
  6. Step 6: Final answer
    x = 319,034.07

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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.