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Finding the Fourth Proportional to 365.22, 504.01 and 199.44

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Solution

The fourth proportional to 365.22, 504.01 and 199.44 is: 275.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    365.22 : 504.01 = 199.44 : x
  2. Step 2: Convert to fraction form
    365.22/504.01 = 199.44/x
  3. Step 3: Cross multiply
    365.22x = 504.01 × 199.44
  4. Step 4: Simplify right side
    365.22x = 100,516.24
  5. Step 5: Solve for x
    x = 100,516.24/365.22
  6. Step 6: Final answer
    x = 275.22

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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.