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Finding the Fourth Proportional to 372.62, 514.41 and 262.19

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Solution

The fourth proportional to 372.62, 514.41 and 262.19 is: 361.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    372.62 : 514.41 = 262.19 : x
  2. Step 2: Convert to fraction form
    372.62/514.41 = 262.19/x
  3. Step 3: Cross multiply
    372.62x = 514.41 × 262.19
  4. Step 4: Simplify right side
    372.62x = 134,873.16
  5. Step 5: Solve for x
    x = 134,873.16/372.62
  6. Step 6: Final answer
    x = 361.96

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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.