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Finding the Third Proportional to 469,926 and 756,657

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Solution

The third proportional to 469,926 and 756,657 is: 1,218,340.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,926 : 756,657 = 756,657 : x
  2. Step 2: Convert to fraction form
    469,926/756,657 = 756,657/x
  3. Step 3: Cross multiply
    469,926x = 756,657 × 756,657
  4. Step 4: Simplify right side
    469,926x = 572,529,815,649
  5. Step 5: Solve for x
    x = 572,529,815,649/469,926
  6. Step 6: Final answer
    x = 1,218,340.37

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Why These Related Problems?

These problems maintain the same ratio (1.61) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.