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Finding the Fourth Proportional to 675.15, 932.97 and 608.73

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Solution

The fourth proportional to 675.15, 932.97 and 608.73 is: 841.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    675.15 : 932.97 = 608.73 : x
  2. Step 2: Convert to fraction form
    675.15/932.97 = 608.73/x
  3. Step 3: Cross multiply
    675.15x = 932.97 × 608.73
  4. Step 4: Simplify right side
    675.15x = 567,926.83
  5. Step 5: Solve for x
    x = 567,926.83/675.15
  6. Step 6: Final answer
    x = 841.19

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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.