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Finding the Third Proportional to 448,912.13 and 997,515

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Solution

The third proportional to 448,912.13 and 997,515 is: 2,216,550.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,912.13 : 997,515 = 997,515 : x
  2. Step 2: Convert to fraction form
    448,912.13/997,515 = 997,515/x
  3. Step 3: Cross multiply
    448,912.13x = 997,515 × 997,515
  4. Step 4: Simplify right side
    448,912.13x = 995,036,175,225
  5. Step 5: Solve for x
    x = 995,036,175,225/448,912.13
  6. Step 6: Final answer
    x = 2,216,550.01

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Why These Related Problems?

These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.