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Finding the Fourth Proportional to 268,982.40, 403,327.80 and 111,032.40

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Solution

The fourth proportional to 268,982.40, 403,327.80 and 111,032.40 is: 166,488.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,982.40 : 403,327.80 = 111,032.40 : x
  2. Step 2: Convert to fraction form
    268,982.40/403,327.80 = 111,032.40/x
  3. Step 3: Cross multiply
    268,982.40x = 403,327.80 × 111,032.40
  4. Step 4: Simplify right side
    268,982.40x = 44,782,453,620.72
  5. Step 5: Solve for x
    x = 44,782,453,620.72/268,982.40
  6. Step 6: Final answer
    x = 166,488.42

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