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Finding the Fourth Proportional to 675.62, 932.33 and 376.87

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Solution

The fourth proportional to 675.62, 932.33 and 376.87 is: 520.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    675.62 : 932.33 = 376.87 : x
  2. Step 2: Convert to fraction form
    675.62/932.33 = 376.87/x
  3. Step 3: Cross multiply
    675.62x = 932.33 × 376.87
  4. Step 4: Simplify right side
    675.62x = 351,365.82
  5. Step 5: Solve for x
    x = 351,365.82/675.62
  6. Step 6: Final answer
    x = 520.06

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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.