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Finding the Fourth Proportional to 274.84, 412.06 and 183.26

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Solution

The fourth proportional to 274.84, 412.06 and 183.26 is: 274.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    274.84 : 412.06 = 183.26 : x
  2. Step 2: Convert to fraction form
    274.84/412.06 = 183.26/x
  3. Step 3: Cross multiply
    274.84x = 412.06 × 183.26
  4. Step 4: Simplify right side
    274.84x = 75,514.12
  5. Step 5: Solve for x
    x = 75,514.12/274.84
  6. Step 6: Final answer
    x = 274.76

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.