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Finding the Fourth Proportional to 663,333.80, 995,130.30 and 263,906.60

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Solution

The fourth proportional to 663,333.80, 995,130.30 and 263,906.60 is: 395,911.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    663,333.80 : 995,130.30 = 263,906.60 : x
  2. Step 2: Convert to fraction form
    663,333.80/995,130.30 = 263,906.60/x
  3. Step 3: Cross multiply
    663,333.80x = 995,130.30 × 263,906.60
  4. Step 4: Simplify right side
    663,333.80x = 262,621,454,029.98
  5. Step 5: Solve for x
    x = 262,621,454,029.98/663,333.80
  6. Step 6: Final answer
    x = 395,911.46

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