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Finding the Fourth Proportional to 240,383.64, 331,428.08 and 154,190.76

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Solution

The fourth proportional to 240,383.64, 331,428.08 and 154,190.76 is: 212,589.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,383.64 : 331,428.08 = 154,190.76 : x
  2. Step 2: Convert to fraction form
    240,383.64/331,428.08 = 154,190.76/x
  3. Step 3: Cross multiply
    240,383.64x = 331,428.08 × 154,190.76
  4. Step 4: Simplify right side
    240,383.64x = 51,103,147,540.54
  5. Step 5: Solve for x
    x = 51,103,147,540.54/240,383.64
  6. Step 6: Final answer
    x = 212,589.96

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