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Finding the Fourth Proportional to 503.05, 694.05 and 337.43

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Solution

The fourth proportional to 503.05, 694.05 and 337.43 is: 465.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    503.05 : 694.05 = 337.43 : x
  2. Step 2: Convert to fraction form
    503.05/694.05 = 337.43/x
  3. Step 3: Cross multiply
    503.05x = 694.05 × 337.43
  4. Step 4: Simplify right side
    503.05x = 234,189.82
  5. Step 5: Solve for x
    x = 234,189.82/503.05
  6. Step 6: Final answer
    x = 465.54

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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.