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Finding the Fourth Proportional to 366,960.45, 550,440.68 and 209,496.45

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Solution

The fourth proportional to 366,960.45, 550,440.68 and 209,496.45 is: 314,244.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,960.45 : 550,440.68 = 209,496.45 : x
  2. Step 2: Convert to fraction form
    366,960.45/550,440.68 = 209,496.45/x
  3. Step 3: Cross multiply
    366,960.45x = 550,440.68 × 209,496.45
  4. Step 4: Simplify right side
    366,960.45x = 115,315,367,348.10
  5. Step 5: Solve for x
    x = 115,315,367,348.10/366,960.45
  6. Step 6: Final answer
    x = 314,244.68

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