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Finding the Fourth Proportional to 640,119.44, 960,166.80 and 191,144.52

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Solution

The fourth proportional to 640,119.44, 960,166.80 and 191,144.52 is: 286,713.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    640,119.44 : 960,166.80 = 191,144.52 : x
  2. Step 2: Convert to fraction form
    640,119.44/960,166.80 = 191,144.52/x
  3. Step 3: Cross multiply
    640,119.44x = 960,166.80 × 191,144.52
  4. Step 4: Simplify right side
    640,119.44x = 183,530,622,105.94
  5. Step 5: Solve for x
    x = 183,530,622,105.94/640,119.44
  6. Step 6: Final answer
    x = 286,713.09

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