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Finding the Fourth Proportional to 671.68, 927.17 and 601.62

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Solution

The fourth proportional to 671.68, 927.17 and 601.62 is: 830.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    671.68 : 927.17 = 601.62 : x
  2. Step 2: Convert to fraction form
    671.68/927.17 = 601.62/x
  3. Step 3: Cross multiply
    671.68x = 927.17 × 601.62
  4. Step 4: Simplify right side
    671.68x = 557,804.02
  5. Step 5: Solve for x
    x = 557,804.02/671.68
  6. Step 6: Final answer
    x = 830.46

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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.