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Finding the Fourth Proportional to 698,317.89, 963,679.73 and 396,511.89

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Solution

The fourth proportional to 698,317.89, 963,679.73 and 396,511.89 is: 547,187.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    698,317.89 : 963,679.73 = 396,511.89 : x
  2. Step 2: Convert to fraction form
    698,317.89/963,679.73 = 396,511.89/x
  3. Step 3: Cross multiply
    698,317.89x = 963,679.73 × 396,511.89
  4. Step 4: Simplify right side
    698,317.89x = 382,110,469,114.43
  5. Step 5: Solve for x
    x = 382,110,469,114.43/698,317.89
  6. Step 6: Final answer
    x = 547,187.00

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