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Finding the Fourth Proportional to 329,711.40, 494,567.10 and 228,234.60

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Solution

The fourth proportional to 329,711.40, 494,567.10 and 228,234.60 is: 342,351.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,711.40 : 494,567.10 = 228,234.60 : x
  2. Step 2: Convert to fraction form
    329,711.40/494,567.10 = 228,234.60/x
  3. Step 3: Cross multiply
    329,711.40x = 494,567.10 × 228,234.60
  4. Step 4: Simplify right side
    329,711.40x = 112,877,324,241.66
  5. Step 5: Solve for x
    x = 112,877,324,241.66/329,711.40
  6. Step 6: Final answer
    x = 342,351.90

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