Home / 422,150.37-582,545.79-231,126.81

Finding the Fourth Proportional to 422,150.37, 582,545.79 and 231,126.81

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Solution

The fourth proportional to 422,150.37, 582,545.79 and 231,126.81 is: 318,943.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    422,150.37 : 582,545.79 = 231,126.81 : x
  2. Step 2: Convert to fraction form
    422,150.37/582,545.79 = 231,126.81/x
  3. Step 3: Cross multiply
    422,150.37x = 582,545.79 × 231,126.81
  4. Step 4: Simplify right side
    422,150.37x = 134,641,950,121.63
  5. Step 5: Solve for x
    x = 134,641,950,121.63/422,150.37
  6. Step 6: Final answer
    x = 318,943.11

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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.