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Finding the Fourth Proportional to 454,929.80, 682,394.70 and 202,209.80

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Solution

The fourth proportional to 454,929.80, 682,394.70 and 202,209.80 is: 303,314.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,929.80 : 682,394.70 = 202,209.80 : x
  2. Step 2: Convert to fraction form
    454,929.80/682,394.70 = 202,209.80/x
  3. Step 3: Cross multiply
    454,929.80x = 682,394.70 × 202,209.80
  4. Step 4: Simplify right side
    454,929.80x = 137,986,895,808.06
  5. Step 5: Solve for x
    x = 137,986,895,808.06/454,929.80
  6. Step 6: Final answer
    x = 303,314.70

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