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Finding the Fourth Proportional to 341.83, 471.95 and 263

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Solution

The fourth proportional to 341.83, 471.95 and 263 is: 363.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    341.83 : 471.95 = 263 : x
  2. Step 2: Convert to fraction form
    341.83/471.95 = 263/x
  3. Step 3: Cross multiply
    341.83x = 471.95 × 263
  4. Step 4: Simplify right side
    341.83x = 124,122.85
  5. Step 5: Solve for x
    x = 124,122.85/341.83
  6. Step 6: Final answer
    x = 363.11

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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.