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Finding the Fourth Proportional to 671.73, 927.00 and 377.05

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Solution

The fourth proportional to 671.73, 927.00 and 377.05 is: 520.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    671.73 : 927.00 = 377.05 : x
  2. Step 2: Convert to fraction form
    671.73/927.00 = 377.05/x
  3. Step 3: Cross multiply
    671.73x = 927.00 × 377.05
  4. Step 4: Simplify right side
    671.73x = 349,523.46
  5. Step 5: Solve for x
    x = 349,523.46/671.73
  6. Step 6: Final answer
    x = 520.34

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Double scale
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1.5x scale

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.