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Finding the Fourth Proportional to 408,025.30, 612,037.95 and 314,713.30

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Solution

The fourth proportional to 408,025.30, 612,037.95 and 314,713.30 is: 472,069.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    408,025.30 : 612,037.95 = 314,713.30 : x
  2. Step 2: Convert to fraction form
    408,025.30/612,037.95 = 314,713.30/x
  3. Step 3: Cross multiply
    408,025.30x = 612,037.95 × 314,713.30
  4. Step 4: Simplify right side
    408,025.30x = 192,616,482,969.74
  5. Step 5: Solve for x
    x = 192,616,482,969.74/408,025.30
  6. Step 6: Final answer
    x = 472,069.95

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