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Finding the Third Proportional to 301,374 and 663,012

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Solution

The third proportional to 301,374 and 663,012 is: 1,458,602.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,374 : 663,012 = 663,012 : x
  2. Step 2: Convert to fraction form
    301,374/663,012 = 663,012/x
  3. Step 3: Cross multiply
    301,374x = 663,012 × 663,012
  4. Step 4: Simplify right side
    301,374x = 439,584,912,144
  5. Step 5: Solve for x
    x = 439,584,912,144/301,374
  6. Step 6: Final answer
    x = 1,458,602.64

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.