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Finding the Fourth Proportional to 422,137.37, 582,549.70 and 228,545.04

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Solution

The fourth proportional to 422,137.37, 582,549.70 and 228,545.04 is: 315,392.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    422,137.37 : 582,549.70 = 228,545.04 : x
  2. Step 2: Convert to fraction form
    422,137.37/582,549.70 = 228,545.04/x
  3. Step 3: Cross multiply
    422,137.37x = 582,549.70 × 228,545.04
  4. Step 4: Simplify right side
    422,137.37x = 133,138,845,887.43
  5. Step 5: Solve for x
    x = 133,138,845,887.43/422,137.37
  6. Step 6: Final answer
    x = 315,392.23

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