Home / 422,167.02-582,563.79-231,182.70

Finding the Fourth Proportional to 422,167.02, 582,563.79 and 231,182.70

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Solution

The fourth proportional to 422,167.02, 582,563.79 and 231,182.70 is: 319,017.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    422,167.02 : 582,563.79 = 231,182.70 : x
  2. Step 2: Convert to fraction form
    422,167.02/582,563.79 = 231,182.70/x
  3. Step 3: Cross multiply
    422,167.02x = 582,563.79 × 231,182.70
  4. Step 4: Simplify right side
    422,167.02x = 134,678,669,894.43
  5. Step 5: Solve for x
    x = 134,678,669,894.43/422,167.02
  6. Step 6: Final answer
    x = 319,017.51

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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.