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Finding the Fourth Proportional to 440,518.10, 660,859.85 and 140,918.24

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Solution

The fourth proportional to 440,518.10, 660,859.85 and 140,918.24 is: 211,403.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,518.10 : 660,859.85 = 140,918.24 : x
  2. Step 2: Convert to fraction form
    440,518.10/660,859.85 = 140,918.24/x
  3. Step 3: Cross multiply
    440,518.10x = 660,859.85 × 140,918.24
  4. Step 4: Simplify right side
    440,518.10x = 93,127,204,443.11
  5. Step 5: Solve for x
    x = 93,127,204,443.11/440,518.10
  6. Step 6: Final answer
    x = 211,403.81

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