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Finding the Fourth Proportional to 352,378.80, 528,100.20 and 192,043.08

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Solution

The fourth proportional to 352,378.80, 528,100.20 and 192,043.08 is: 287,809.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,378.80 : 528,100.20 = 192,043.08 : x
  2. Step 2: Convert to fraction form
    352,378.80/528,100.20 = 192,043.08/x
  3. Step 3: Cross multiply
    352,378.80x = 528,100.20 × 192,043.08
  4. Step 4: Simplify right side
    352,378.80x = 101,417,988,956.62
  5. Step 5: Solve for x
    x = 101,417,988,956.62/352,378.80
  6. Step 6: Final answer
    x = 287,809.56

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