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Finding the Fourth Proportional to 547,287.60, 820,931.40 and 460,682.40

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Solution

The fourth proportional to 547,287.60, 820,931.40 and 460,682.40 is: 691,023.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    547,287.60 : 820,931.40 = 460,682.40 : x
  2. Step 2: Convert to fraction form
    547,287.60/820,931.40 = 460,682.40/x
  3. Step 3: Cross multiply
    547,287.60x = 820,931.40 × 460,682.40
  4. Step 4: Simplify right side
    547,287.60x = 378,188,647,587.36
  5. Step 5: Solve for x
    x = 378,188,647,587.36/547,287.60
  6. Step 6: Final answer
    x = 691,023.60

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