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Finding the Fourth Proportional to 469,883.80, 648,281.82 and 300,217.24

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Solution

The fourth proportional to 469,883.80, 648,281.82 and 300,217.24 is: 414,198.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,883.80 : 648,281.82 = 300,217.24 : x
  2. Step 2: Convert to fraction form
    469,883.80/648,281.82 = 300,217.24/x
  3. Step 3: Cross multiply
    469,883.80x = 648,281.82 × 300,217.24
  4. Step 4: Simplify right side
    469,883.80x = 194,625,378,742.58
  5. Step 5: Solve for x
    x = 194,625,378,742.58/469,883.80
  6. Step 6: Final answer
    x = 414,198.95

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