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Finding the Fourth Proportional to 461,450.80, 692,176.20 and 368,138.80

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Solution

The fourth proportional to 461,450.80, 692,176.20 and 368,138.80 is: 552,208.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,450.80 : 692,176.20 = 368,138.80 : x
  2. Step 2: Convert to fraction form
    461,450.80/692,176.20 = 368,138.80/x
  3. Step 3: Cross multiply
    461,450.80x = 692,176.20 × 368,138.80
  4. Step 4: Simplify right side
    461,450.80x = 254,816,915,656.56
  5. Step 5: Solve for x
    x = 254,816,915,656.56/461,450.80
  6. Step 6: Final answer
    x = 552,208.20

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