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Finding the Fourth Proportional to 331,063.94, 456,813.78 and 208,537.28

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Solution

The fourth proportional to 331,063.94, 456,813.78 and 208,537.28 is: 287,747.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,063.94 : 456,813.78 = 208,537.28 : x
  2. Step 2: Convert to fraction form
    331,063.94/456,813.78 = 208,537.28/x
  3. Step 3: Cross multiply
    331,063.94x = 456,813.78 × 208,537.28
  4. Step 4: Simplify right side
    331,063.94x = 95,262,703,147.72
  5. Step 5: Solve for x
    x = 95,262,703,147.72/331,063.94
  6. Step 6: Final answer
    x = 287,747.14

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