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Finding the Third Proportional to 373,355 and 819,286

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Solution

The third proportional to 373,355 and 819,286 is: 1,797,831.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,355 : 819,286 = 819,286 : x
  2. Step 2: Convert to fraction form
    373,355/819,286 = 819,286/x
  3. Step 3: Cross multiply
    373,355x = 819,286 × 819,286
  4. Step 4: Simplify right side
    373,355x = 671,229,549,796
  5. Step 5: Solve for x
    x = 671,229,549,796/373,355
  6. Step 6: Final answer
    x = 1,797,831.96

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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.