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Finding the Fourth Proportional to 503.46, 694.85 and 364.03

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Solution

The fourth proportional to 503.46, 694.85 and 364.03 is: 502.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    503.46 : 694.85 = 364.03 : x
  2. Step 2: Convert to fraction form
    503.46/694.85 = 364.03/x
  3. Step 3: Cross multiply
    503.46x = 694.85 × 364.03
  4. Step 4: Simplify right side
    503.46x = 252,942.69
  5. Step 5: Solve for x
    x = 252,942.69/503.46
  6. Step 6: Final answer
    x = 502.41

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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.