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Finding the Fourth Proportional to 291,269.90, 402,076.64 and 195,832.20

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Solution

The fourth proportional to 291,269.90, 402,076.64 and 195,832.20 is: 270,331.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,269.90 : 402,076.64 = 195,832.20 : x
  2. Step 2: Convert to fraction form
    291,269.90/402,076.64 = 195,832.20/x
  3. Step 3: Cross multiply
    291,269.90x = 402,076.64 × 195,832.20
  4. Step 4: Simplify right side
    291,269.90x = 78,739,552,979.81
  5. Step 5: Solve for x
    x = 78,739,552,979.81/291,269.90
  6. Step 6: Final answer
    x = 270,331.93

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