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Finding the Fourth Proportional to 408,032.80, 612,049.20 and 401,034.40

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Solution

The fourth proportional to 408,032.80, 612,049.20 and 401,034.40 is: 601,551.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    408,032.80 : 612,049.20 = 401,034.40 : x
  2. Step 2: Convert to fraction form
    408,032.80/612,049.20 = 401,034.40/x
  3. Step 3: Cross multiply
    408,032.80x = 612,049.20 × 401,034.40
  4. Step 4: Simplify right side
    408,032.80x = 245,452,783,692.48
  5. Step 5: Solve for x
    x = 245,452,783,692.48/408,032.80
  6. Step 6: Final answer
    x = 601,551.60

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