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Finding the Fourth Proportional to 502.86, 694.22 and 337.37

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Solution

The fourth proportional to 502.86, 694.22 and 337.37 is: 465.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    502.86 : 694.22 = 337.37 : x
  2. Step 2: Convert to fraction form
    502.86/694.22 = 337.37/x
  3. Step 3: Cross multiply
    502.86x = 694.22 × 337.37
  4. Step 4: Simplify right side
    502.86x = 234,205.74
  5. Step 5: Solve for x
    x = 234,205.74/502.86
  6. Step 6: Final answer
    x = 465.75

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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.