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Finding the Fourth Proportional to 433,634.40, 650,257.20 and 196,855.20

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Solution

The fourth proportional to 433,634.40, 650,257.20 and 196,855.20 is: 295,194.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,634.40 : 650,257.20 = 196,855.20 : x
  2. Step 2: Convert to fraction form
    433,634.40/650,257.20 = 196,855.20/x
  3. Step 3: Cross multiply
    433,634.40x = 650,257.20 × 196,855.20
  4. Step 4: Simplify right side
    433,634.40x = 128,006,511,157.44
  5. Step 5: Solve for x
    x = 128,006,511,157.44/433,634.40
  6. Step 6: Final answer
    x = 295,194.55

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