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Finding the Fourth Proportional to 432,874.56, 649,382.88 and 133,348.56

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Solution

The fourth proportional to 432,874.56, 649,382.88 and 133,348.56 is: 200,044.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    432,874.56 : 649,382.88 = 133,348.56 : x
  2. Step 2: Convert to fraction form
    432,874.56/649,382.88 = 133,348.56/x
  3. Step 3: Cross multiply
    432,874.56x = 649,382.88 × 133,348.56
  4. Step 4: Simplify right side
    432,874.56x = 86,594,271,936.65
  5. Step 5: Solve for x
    x = 86,594,271,936.65/432,874.56
  6. Step 6: Final answer
    x = 200,044.72

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