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Finding the Fourth Proportional to 375.48, 562.80 and 202.04

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Solution

The fourth proportional to 375.48, 562.80 and 202.04 is: 302.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    375.48 : 562.80 = 202.04 : x
  2. Step 2: Convert to fraction form
    375.48/562.80 = 202.04/x
  3. Step 3: Cross multiply
    375.48x = 562.80 × 202.04
  4. Step 4: Simplify right side
    375.48x = 113,708.11
  5. Step 5: Solve for x
    x = 113,708.11/375.48
  6. Step 6: Final answer
    x = 302.83

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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.