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Finding the Fourth Proportional to 650.94, 976.10 and 377.11

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Solution

The fourth proportional to 650.94, 976.10 and 377.11 is: 565.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    650.94 : 976.10 = 377.11 : x
  2. Step 2: Convert to fraction form
    650.94/976.10 = 377.11/x
  3. Step 3: Cross multiply
    650.94x = 976.10 × 377.11
  4. Step 4: Simplify right side
    650.94x = 368,093.04
  5. Step 5: Solve for x
    x = 368,093.04/650.94
  6. Step 6: Final answer
    x = 565.48

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.