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Finding the Third Proportional to 350,078 and 767,932

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Solution

The third proportional to 350,078 and 767,932 is: 1,684,537.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,078 : 767,932 = 767,932 : x
  2. Step 2: Convert to fraction form
    350,078/767,932 = 767,932/x
  3. Step 3: Cross multiply
    350,078x = 767,932 × 767,932
  4. Step 4: Simplify right side
    350,078x = 589,719,556,624
  5. Step 5: Solve for x
    x = 589,719,556,624/350,078
  6. Step 6: Final answer
    x = 1,684,537.61

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.