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Finding the Fourth Proportional to 480,028.80, 720,043.20 and 471,734.40

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Solution

The fourth proportional to 480,028.80, 720,043.20 and 471,734.40 is: 707,601.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    480,028.80 : 720,043.20 = 471,734.40 : x
  2. Step 2: Convert to fraction form
    480,028.80/720,043.20 = 471,734.40/x
  3. Step 3: Cross multiply
    480,028.80x = 720,043.20 × 471,734.40
  4. Step 4: Simplify right side
    480,028.80x = 339,669,146,926.08
  5. Step 5: Solve for x
    x = 339,669,146,926.08/480,028.80
  6. Step 6: Final answer
    x = 707,601.60

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