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Finding the Third Proportional to 448,850 and 671,756

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Solution

The third proportional to 448,850 and 671,756 is: 1,005,360.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,850 : 671,756 = 671,756 : x
  2. Step 2: Convert to fraction form
    448,850/671,756 = 671,756/x
  3. Step 3: Cross multiply
    448,850x = 671,756 × 671,756
  4. Step 4: Simplify right side
    448,850x = 451,256,123,536
  5. Step 5: Solve for x
    x = 451,256,123,536/448,850
  6. Step 6: Final answer
    x = 1,005,360.64

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.