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Finding the Fourth Proportional to 289,910.97, 400,076.37 and 162,589.29

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Solution

The fourth proportional to 289,910.97, 400,076.37 and 162,589.29 is: 224,372.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    289,910.97 : 400,076.37 = 162,589.29 : x
  2. Step 2: Convert to fraction form
    289,910.97/400,076.37 = 162,589.29/x
  3. Step 3: Cross multiply
    289,910.97x = 400,076.37 × 162,589.29
  4. Step 4: Simplify right side
    289,910.97x = 65,048,132,944.08
  5. Step 5: Solve for x
    x = 65,048,132,944.08/289,910.97
  6. Step 6: Final answer
    x = 224,372.79

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