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Finding the Fourth Proportional to 219,734.10, 329,601.15 and 215,846.10

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Solution

The fourth proportional to 219,734.10, 329,601.15 and 215,846.10 is: 323,769.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,734.10 : 329,601.15 = 215,846.10 : x
  2. Step 2: Convert to fraction form
    219,734.10/329,601.15 = 215,846.10/x
  3. Step 3: Cross multiply
    219,734.10x = 329,601.15 × 215,846.10
  4. Step 4: Simplify right side
    219,734.10x = 71,143,122,783.02
  5. Step 5: Solve for x
    x = 71,143,122,783.02/219,734.10
  6. Step 6: Final answer
    x = 323,769.15

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