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Finding the Fourth Proportional to 488,308.88, 732,735.48 and 263,664.56

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Solution

The fourth proportional to 488,308.88, 732,735.48 and 263,664.56 is: 395,643.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,308.88 : 732,735.48 = 263,664.56 : x
  2. Step 2: Convert to fraction form
    488,308.88/732,735.48 = 263,664.56/x
  3. Step 3: Cross multiply
    488,308.88x = 732,735.48 × 263,664.56
  4. Step 4: Simplify right side
    488,308.88x = 193,196,377,930.59
  5. Step 5: Solve for x
    x = 193,196,377,930.59/488,308.88
  6. Step 6: Final answer
    x = 395,643.79

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