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Finding the Fourth Proportional to 483,592.80, 726,080.40 and 273,640.80

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Solution

The fourth proportional to 483,592.80, 726,080.40 and 273,640.80 is: 410,852.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,592.80 : 726,080.40 = 273,640.80 : x
  2. Step 2: Convert to fraction form
    483,592.80/726,080.40 = 273,640.80/x
  3. Step 3: Cross multiply
    483,592.80x = 726,080.40 × 273,640.80
  4. Step 4: Simplify right side
    483,592.80x = 198,685,221,520.32
  5. Step 5: Solve for x
    x = 198,685,221,520.32/483,592.80
  6. Step 6: Final answer
    x = 410,852.32

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