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Finding the Third Proportional to 402,295 and 837,659

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Solution

The third proportional to 402,295 and 837,659 is: 1,744,174.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    402,295 : 837,659 = 837,659 : x
  2. Step 2: Convert to fraction form
    402,295/837,659 = 837,659/x
  3. Step 3: Cross multiply
    402,295x = 837,659 × 837,659
  4. Step 4: Simplify right side
    402,295x = 701,672,600,281
  5. Step 5: Solve for x
    x = 701,672,600,281/402,295
  6. Step 6: Final answer
    x = 1,744,174.30

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.