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Finding the Fourth Proportional to 561.46, 774.92 and 362.54

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Solution

The fourth proportional to 561.46, 774.92 and 362.54 is: 500.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    561.46 : 774.92 = 362.54 : x
  2. Step 2: Convert to fraction form
    561.46/774.92 = 362.54/x
  3. Step 3: Cross multiply
    561.46x = 774.92 × 362.54
  4. Step 4: Simplify right side
    561.46x = 280,938.83
  5. Step 5: Solve for x
    x = 280,938.83/561.46
  6. Step 6: Final answer
    x = 500.37

Related Problems

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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 (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.