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Finding the Fourth Proportional to 329,421.90, 493,148.70 and 196,233.60

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Solution

The fourth proportional to 329,421.90, 493,148.70 and 196,233.60 is: 293,764.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,421.90 : 493,148.70 = 196,233.60 : x
  2. Step 2: Convert to fraction form
    329,421.90/493,148.70 = 196,233.60/x
  3. Step 3: Cross multiply
    329,421.90x = 493,148.70 × 196,233.60
  4. Step 4: Simplify right side
    329,421.90x = 96,772,344,736.32
  5. Step 5: Solve for x
    x = 96,772,344,736.32/329,421.90
  6. Step 6: Final answer
    x = 293,764.15

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