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Finding the Third Proportional to 246 and 385

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Solution

The third proportional to 246 and 385 is: 602.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    246 : 385 = 385 : x
  2. Step 2: Convert to fraction form
    246/385 = 385/x
  3. Step 3: Cross multiply
    246x = 385 × 385
  4. Step 4: Simplify right side
    246x = 148,225
  5. Step 5: Solve for x
    x = 148,225/246
  6. Step 6: Final answer
    x = 602.54

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.