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Finding the Fourth Proportional to 295,400.72, 407,650.92 and 161,264.72

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Solution

The fourth proportional to 295,400.72, 407,650.92 and 161,264.72 is: 222,544.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,400.72 : 407,650.92 = 161,264.72 : x
  2. Step 2: Convert to fraction form
    295,400.72/407,650.92 = 161,264.72/x
  3. Step 3: Cross multiply
    295,400.72x = 407,650.92 × 161,264.72
  4. Step 4: Simplify right side
    295,400.72x = 65,739,711,471.54
  5. Step 5: Solve for x
    x = 65,739,711,471.54/295,400.72
  6. Step 6: Final answer
    x = 222,544.18

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