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Finding the Fourth Proportional to 371,033.36, 512,026.20 and 209,884.97

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Solution

The fourth proportional to 371,033.36, 512,026.20 and 209,884.97 is: 289,641.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,033.36 : 512,026.20 = 209,884.97 : x
  2. Step 2: Convert to fraction form
    371,033.36/512,026.20 = 209,884.97/x
  3. Step 3: Cross multiply
    371,033.36x = 512,026.20 × 209,884.97
  4. Step 4: Simplify right side
    371,033.36x = 107,466,600,016.66
  5. Step 5: Solve for x
    x = 107,466,600,016.66/371,033.36
  6. Step 6: Final answer
    x = 289,641.35

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