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Finding the Fourth Proportional to 451,806.80, 677,710.20 and 248,853.20

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Solution

The fourth proportional to 451,806.80, 677,710.20 and 248,853.20 is: 373,279.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,806.80 : 677,710.20 = 248,853.20 : x
  2. Step 2: Convert to fraction form
    451,806.80/677,710.20 = 248,853.20/x
  3. Step 3: Cross multiply
    451,806.80x = 677,710.20 × 248,853.20
  4. Step 4: Simplify right side
    451,806.80x = 168,650,351,942.64
  5. Step 5: Solve for x
    x = 168,650,351,942.64/451,806.80
  6. Step 6: Final answer
    x = 373,279.80

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