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Finding the Third Proportional to 453,330 and 992,628

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Solution

The third proportional to 453,330 and 992,628 is: 2,173,494.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,330 : 992,628 = 992,628 : x
  2. Step 2: Convert to fraction form
    453,330/992,628 = 992,628/x
  3. Step 3: Cross multiply
    453,330x = 992,628 × 992,628
  4. Step 4: Simplify right side
    453,330x = 985,310,346,384
  5. Step 5: Solve for x
    x = 985,310,346,384/453,330
  6. Step 6: Final answer
    x = 2,173,494.69

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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.