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Finding the Fourth Proportional to 365.72, 547.63 and 183.26

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Solution

The fourth proportional to 365.72, 547.63 and 183.26 is: 274.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    365.72 : 547.63 = 183.26 : x
  2. Step 2: Convert to fraction form
    365.72/547.63 = 183.26/x
  3. Step 3: Cross multiply
    365.72x = 547.63 × 183.26
  4. Step 4: Simplify right side
    365.72x = 100,359.58
  5. Step 5: Solve for x
    x = 100,359.58/365.72
  6. Step 6: Final answer
    x = 274.42

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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.