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Finding the Fourth Proportional to 291,734.40, 437,601.60 and 192,028.80

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Solution

The fourth proportional to 291,734.40, 437,601.60 and 192,028.80 is: 288,043.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,734.40 : 437,601.60 = 192,028.80 : x
  2. Step 2: Convert to fraction form
    291,734.40/437,601.60 = 192,028.80/x
  3. Step 3: Cross multiply
    291,734.40x = 437,601.60 × 192,028.80
  4. Step 4: Simplify right side
    291,734.40x = 84,032,110,126.08
  5. Step 5: Solve for x
    x = 84,032,110,126.08/291,734.40
  6. Step 6: Final answer
    x = 288,043.20

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