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Finding the Fourth Proportional to 454,562.80, 681,844.20 and 201,842.80

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Solution

The fourth proportional to 454,562.80, 681,844.20 and 201,842.80 is: 302,764.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,562.80 : 681,844.20 = 201,842.80 : x
  2. Step 2: Convert to fraction form
    454,562.80/681,844.20 = 201,842.80/x
  3. Step 3: Cross multiply
    454,562.80x = 681,844.20 × 201,842.80
  4. Step 4: Simplify right side
    454,562.80x = 137,625,342,491.76
  5. Step 5: Solve for x
    x = 137,625,342,491.76/454,562.80
  6. Step 6: Final answer
    x = 302,764.20

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