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Finding the Fourth Proportional to 481,806.40, 722,709.60 and 245,610.40

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Solution

The fourth proportional to 481,806.40, 722,709.60 and 245,610.40 is: 368,415.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,806.40 : 722,709.60 = 245,610.40 : x
  2. Step 2: Convert to fraction form
    481,806.40/722,709.60 = 245,610.40/x
  3. Step 3: Cross multiply
    481,806.40x = 722,709.60 × 245,610.40
  4. Step 4: Simplify right side
    481,806.40x = 177,504,993,939.84
  5. Step 5: Solve for x
    x = 177,504,993,939.84/481,806.40
  6. Step 6: Final answer
    x = 368,415.60

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