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Finding the Fourth Proportional to 627,664.22, 866,216.86 and 352,047.95

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Solution

The fourth proportional to 627,664.22, 866,216.86 and 352,047.95 is: 485,848.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,664.22 : 866,216.86 = 352,047.95 : x
  2. Step 2: Convert to fraction form
    627,664.22/866,216.86 = 352,047.95/x
  3. Step 3: Cross multiply
    627,664.22x = 866,216.86 × 352,047.95
  4. Step 4: Simplify right side
    627,664.22x = 304,949,864,607.23
  5. Step 5: Solve for x
    x = 304,949,864,607.23/627,664.22
  6. Step 6: Final answer
    x = 485,848.73

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