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Finding the Fourth Proportional to 412,530.27, 618,795.95 and 113,013.47

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Solution

The fourth proportional to 412,530.27, 618,795.95 and 113,013.47 is: 169,520.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    412,530.27 : 618,795.95 = 113,013.47 : x
  2. Step 2: Convert to fraction form
    412,530.27/618,795.95 = 113,013.47/x
  3. Step 3: Cross multiply
    412,530.27x = 618,795.95 × 113,013.47
  4. Step 4: Simplify right side
    412,530.27x = 69,932,273,872.40
  5. Step 5: Solve for x
    x = 69,932,273,872.40/412,530.27
  6. Step 6: Final answer
    x = 169,520.35

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