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Finding the Fourth Proportional to 375.38, 562.56 and 201.98

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Solution

The fourth proportional to 375.38, 562.56 and 201.98 is: 302.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    375.38 : 562.56 = 201.98 : x
  2. Step 2: Convert to fraction form
    375.38/562.56 = 201.98/x
  3. Step 3: Cross multiply
    375.38x = 562.56 × 201.98
  4. Step 4: Simplify right side
    375.38x = 113,623.06
  5. Step 5: Solve for x
    x = 113,623.06/375.38
  6. Step 6: Final answer
    x = 302.69

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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.