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Finding the Fourth Proportional to 561.96, 776.04 and 363.14

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Solution

The fourth proportional to 561.96, 776.04 and 363.14 is: 501.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    561.96 : 776.04 = 363.14 : x
  2. Step 2: Convert to fraction form
    561.96/776.04 = 363.14/x
  3. Step 3: Cross multiply
    561.96x = 776.04 × 363.14
  4. Step 4: Simplify right side
    561.96x = 281,811.17
  5. Step 5: Solve for x
    x = 281,811.17/561.96
  6. Step 6: Final answer
    x = 501.48

Related Problems

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Double scale
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Similar ratio
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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.