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Finding the Fourth Proportional to 419,698.22, 629,362.11 and 120,110.59

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Solution

The fourth proportional to 419,698.22, 629,362.11 and 120,110.59 is: 180,112.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    419,698.22 : 629,362.11 = 120,110.59 : x
  2. Step 2: Convert to fraction form
    419,698.22/629,362.11 = 120,110.59/x
  3. Step 3: Cross multiply
    419,698.22x = 629,362.11 × 120,110.59
  4. Step 4: Simplify right side
    419,698.22x = 75,593,051,208.93
  5. Step 5: Solve for x
    x = 75,593,051,208.93/419,698.22
  6. Step 6: Final answer
    x = 180,112.87

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