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Finding the Fourth Proportional to 366,916.13, 550,366.90 and 208,805.75

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Solution

The fourth proportional to 366,916.13, 550,366.90 and 208,805.75 is: 313,204.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,916.13 : 550,366.90 = 208,805.75 : x
  2. Step 2: Convert to fraction form
    366,916.13/550,366.90 = 208,805.75/x
  3. Step 3: Cross multiply
    366,916.13x = 550,366.90 × 208,805.75
  4. Step 4: Simplify right side
    366,916.13x = 114,919,773,329.68
  5. Step 5: Solve for x
    x = 114,919,773,329.68/366,916.13
  6. Step 6: Final answer
    x = 313,204.47

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