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Finding the Third Proportional to 301,465 and 627,737

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Solution

The third proportional to 301,465 and 627,737 is: 1,307,129.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,465 : 627,737 = 627,737 : x
  2. Step 2: Convert to fraction form
    301,465/627,737 = 627,737/x
  3. Step 3: Cross multiply
    301,465x = 627,737 × 627,737
  4. Step 4: Simplify right side
    301,465x = 394,053,741,169
  5. Step 5: Solve for x
    x = 394,053,741,169/301,465
  6. Step 6: Final answer
    x = 1,307,129.32

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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.