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Finding the Fourth Proportional to 655.07, 982.87 and 222.35

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Solution

The fourth proportional to 655.07, 982.87 and 222.35 is: 333.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    655.07 : 982.87 = 222.35 : x
  2. Step 2: Convert to fraction form
    655.07/982.87 = 222.35/x
  3. Step 3: Cross multiply
    655.07x = 982.87 × 222.35
  4. Step 4: Simplify right side
    655.07x = 218,535.67
  5. Step 5: Solve for x
    x = 218,535.67/655.07
  6. Step 6: Final answer
    x = 333.61

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