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Finding the Fourth Proportional to 249.03, 373.23 and 208.67

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Solution

The fourth proportional to 249.03, 373.23 and 208.67 is: 312.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    249.03 : 373.23 = 208.67 : x
  2. Step 2: Convert to fraction form
    249.03/373.23 = 208.67/x
  3. Step 3: Cross multiply
    249.03x = 373.23 × 208.67
  4. Step 4: Simplify right side
    249.03x = 77,880.04
  5. Step 5: Solve for x
    x = 77,880.04/249.03
  6. Step 6: Final answer
    x = 312.73

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