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Finding the Fourth Proportional to 675.95, 932.82 and 414.11

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Solution

The fourth proportional to 675.95, 932.82 and 414.11 is: 571.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    675.95 : 932.82 = 414.11 : x
  2. Step 2: Convert to fraction form
    675.95/932.82 = 414.11/x
  3. Step 3: Cross multiply
    675.95x = 932.82 × 414.11
  4. Step 4: Simplify right side
    675.95x = 386,290.87
  5. Step 5: Solve for x
    x = 386,290.87/675.95
  6. Step 6: Final answer
    x = 571.48

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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.