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Finding the Fourth Proportional to 440,709.44, 661,058.40 and 108,288.32

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Solution

The fourth proportional to 440,709.44, 661,058.40 and 108,288.32 is: 162,431.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,709.44 : 661,058.40 = 108,288.32 : x
  2. Step 2: Convert to fraction form
    440,709.44/661,058.40 = 108,288.32/x
  3. Step 3: Cross multiply
    440,709.44x = 661,058.40 × 108,288.32
  4. Step 4: Simplify right side
    440,709.44x = 71,584,903,557.89
  5. Step 5: Solve for x
    x = 71,584,903,557.89/440,709.44
  6. Step 6: Final answer
    x = 162,431.06

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