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Finding the Fourth Proportional to 675.84, 932.94 and 500.88

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Solution

The fourth proportional to 675.84, 932.94 and 500.88 is: 691.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    675.84 : 932.94 = 500.88 : x
  2. Step 2: Convert to fraction form
    675.84/932.94 = 500.88/x
  3. Step 3: Cross multiply
    675.84x = 932.94 × 500.88
  4. Step 4: Simplify right side
    675.84x = 467,290.99
  5. Step 5: Solve for x
    x = 467,290.99/675.84
  6. Step 6: Final answer
    x = 691.42

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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.