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Finding the Third Proportional to 336.02 and 506.88

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Solution

The third proportional to 336.02 and 506.88 is: 764.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    336.02 : 506.88 = 506.88 : x
  2. Step 2: Convert to fraction form
    336.02/506.88 = 506.88/x
  3. Step 3: Cross multiply
    336.02x = 506.88 × 506.88
  4. Step 4: Simplify right side
    336.02x = 256,930.19
  5. Step 5: Solve for x
    x = 256,930.19/336.02
  6. Step 6: Final answer
    x = 764.62

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.