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Finding the Fourth Proportional to 352,938.80, 529,408.20 and 329,610.80

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Solution

The fourth proportional to 352,938.80, 529,408.20 and 329,610.80 is: 494,416.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,938.80 : 529,408.20 = 329,610.80 : x
  2. Step 2: Convert to fraction form
    352,938.80/529,408.20 = 329,610.80/x
  3. Step 3: Cross multiply
    352,938.80x = 529,408.20 × 329,610.80
  4. Step 4: Simplify right side
    352,938.80x = 174,498,660,328.56
  5. Step 5: Solve for x
    x = 174,498,660,328.56/352,938.80
  6. Step 6: Final answer
    x = 494,416.20

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