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Finding the Fourth Proportional to 454,062.80, 680,608.20 and 154,265.60

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Solution

The fourth proportional to 454,062.80, 680,608.20 and 154,265.60 is: 231,233.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,062.80 : 680,608.20 = 154,265.60 : x
  2. Step 2: Convert to fraction form
    454,062.80/680,608.20 = 154,265.60/x
  3. Step 3: Cross multiply
    454,062.80x = 680,608.20 × 154,265.60
  4. Step 4: Simplify right side
    454,062.80x = 104,994,432,337.92
  5. Step 5: Solve for x
    x = 104,994,432,337.92/454,062.80
  6. Step 6: Final answer
    x = 231,233.28

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