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Finding the Fourth Proportional to 671.73, 927.01 and 377.02

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Solution

The fourth proportional to 671.73, 927.01 and 377.02 is: 520.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    671.73 : 927.01 = 377.02 : x
  2. Step 2: Convert to fraction form
    671.73/927.01 = 377.02/x
  3. Step 3: Cross multiply
    671.73x = 927.01 × 377.02
  4. Step 4: Simplify right side
    671.73x = 349,502.94
  5. Step 5: Solve for x
    x = 349,502.94/671.73
  6. Step 6: Final answer
    x = 520.31

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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.