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Finding the Fourth Proportional to 262.83, 363.39 and 251.35

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Solution

The fourth proportional to 262.83, 363.39 and 251.35 is: 347.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    262.83 : 363.39 = 251.35 : x
  2. Step 2: Convert to fraction form
    262.83/363.39 = 251.35/x
  3. Step 3: Cross multiply
    262.83x = 363.39 × 251.35
  4. Step 4: Simplify right side
    262.83x = 91,338.27
  5. Step 5: Solve for x
    x = 91,338.27/262.83
  6. Step 6: Final answer
    x = 347.52

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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.