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Finding the Fourth Proportional to 483.62, 667.38 and 262.57

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Solution

The fourth proportional to 483.62, 667.38 and 262.57 is: 362.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    483.62 : 667.38 = 262.57 : x
  2. Step 2: Convert to fraction form
    483.62/667.38 = 262.57/x
  3. Step 3: Cross multiply
    483.62x = 667.38 × 262.57
  4. Step 4: Simplify right side
    483.62x = 175,232.30
  5. Step 5: Solve for x
    x = 175,232.30/483.62
  6. Step 6: Final answer
    x = 362.34

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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.