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Finding the Third Proportional to 363,488 and 745,100

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Solution

The third proportional to 363,488 and 745,100 is: 1,527,351.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,488 : 745,100 = 745,100 : x
  2. Step 2: Convert to fraction form
    363,488/745,100 = 745,100/x
  3. Step 3: Cross multiply
    363,488x = 745,100 × 745,100
  4. Step 4: Simplify right side
    363,488x = 555,174,010,000
  5. Step 5: Solve for x
    x = 555,174,010,000/363,488
  6. Step 6: Final answer
    x = 1,527,351.69

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Why These Related Problems?

These problems maintain the same ratio (2.05) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.