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Finding the Fourth Proportional to 503.01, 694.89 and 363.69

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Solution

The fourth proportional to 503.01, 694.89 and 363.69 is: 502.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    503.01 : 694.89 = 363.69 : x
  2. Step 2: Convert to fraction form
    503.01/694.89 = 363.69/x
  3. Step 3: Cross multiply
    503.01x = 694.89 × 363.69
  4. Step 4: Simplify right side
    503.01x = 252,724.54
  5. Step 5: Solve for x
    x = 252,724.54/503.01
  6. Step 6: Final answer
    x = 502.42

Related Problems

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Half scale
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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.