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Finding the Fourth Proportional to 490,179.40, 735,269.10 and 322,217.80

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Solution

The fourth proportional to 490,179.40, 735,269.10 and 322,217.80 is: 483,326.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    490,179.40 : 735,269.10 = 322,217.80 : x
  2. Step 2: Convert to fraction form
    490,179.40/735,269.10 = 322,217.80/x
  3. Step 3: Cross multiply
    490,179.40x = 735,269.10 × 322,217.80
  4. Step 4: Simplify right side
    490,179.40x = 236,916,791,809.98
  5. Step 5: Solve for x
    x = 236,916,791,809.98/490,179.40
  6. Step 6: Final answer
    x = 483,326.70

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