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Finding the Fourth Proportional to 328,151.05, 492,242.21 and 159,470.41

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Solution

The fourth proportional to 328,151.05, 492,242.21 and 159,470.41 is: 239,213.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,151.05 : 492,242.21 = 159,470.41 : x
  2. Step 2: Convert to fraction form
    328,151.05/492,242.21 = 159,470.41/x
  3. Step 3: Cross multiply
    328,151.05x = 492,242.21 × 159,470.41
  4. Step 4: Simplify right side
    328,151.05x = 78,498,067,048.01
  5. Step 5: Solve for x
    x = 78,498,067,048.01/328,151.05
  6. Step 6: Final answer
    x = 239,213.21

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