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Finding the Fourth Proportional to 266.44, 367.44 and 183.64

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Solution

The fourth proportional to 266.44, 367.44 and 183.64 is: 253.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    266.44 : 367.44 = 183.64 : x
  2. Step 2: Convert to fraction form
    266.44/367.44 = 183.64/x
  3. Step 3: Cross multiply
    266.44x = 367.44 × 183.64
  4. Step 4: Simplify right side
    266.44x = 67,476.68
  5. Step 5: Solve for x
    x = 67,476.68/266.44
  6. Step 6: Final answer
    x = 253.25

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.