Home / 422,180.02-582,581.73-231,195.70

Finding the Fourth Proportional to 422,180.02, 582,581.73 and 231,195.70

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Solution

The fourth proportional to 422,180.02, 582,581.73 and 231,195.70 is: 319,035.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    422,180.02 : 582,581.73 = 231,195.70 : x
  2. Step 2: Convert to fraction form
    422,180.02/582,581.73 = 231,195.70/x
  3. Step 3: Cross multiply
    422,180.02x = 582,581.73 × 231,195.70
  4. Step 4: Simplify right side
    422,180.02x = 134,690,390,874.56
  5. Step 5: Solve for x
    x = 134,690,390,874.56/422,180.02
  6. Step 6: Final answer
    x = 319,035.45

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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.