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Finding the Fourth Proportional to 503.64, 694.98 and 337.86

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Solution

The fourth proportional to 503.64, 694.98 and 337.86 is: 466.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    503.64 : 694.98 = 337.86 : x
  2. Step 2: Convert to fraction form
    503.64/694.98 = 337.86/x
  3. Step 3: Cross multiply
    503.64x = 694.98 × 337.86
  4. Step 4: Simplify right side
    503.64x = 234,805.94
  5. Step 5: Solve for x
    x = 234,805.94/503.64
  6. Step 6: Final answer
    x = 466.22

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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.