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Finding the Third Proportional to 301,146 and 412,935

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Solution

The third proportional to 301,146 and 412,935 is: 566,221.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,146 : 412,935 = 412,935 : x
  2. Step 2: Convert to fraction form
    301,146/412,935 = 412,935/x
  3. Step 3: Cross multiply
    301,146x = 412,935 × 412,935
  4. Step 4: Simplify right side
    301,146x = 170,515,314,225
  5. Step 5: Solve for x
    x = 170,515,314,225/301,146
  6. Step 6: Final answer
    x = 566,221.41

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.