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Finding the Fourth Proportional to 432,924.80, 649,451.76 and 133,380.32

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Solution

The fourth proportional to 432,924.80, 649,451.76 and 133,380.32 is: 200,090.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    432,924.80 : 649,451.76 = 133,380.32 : x
  2. Step 2: Convert to fraction form
    432,924.80/649,451.76 = 133,380.32/x
  3. Step 3: Cross multiply
    432,924.80x = 649,451.76 × 133,380.32
  4. Step 4: Simplify right side
    432,924.80x = 86,624,083,573.36
  5. Step 5: Solve for x
    x = 86,624,083,573.36/432,924.80
  6. Step 6: Final answer
    x = 200,090.37

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