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Finding the Third Proportional to 205,532 and 448,413

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Solution

The third proportional to 205,532 and 448,413 is: 978,311.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,532 : 448,413 = 448,413 : x
  2. Step 2: Convert to fraction form
    205,532/448,413 = 448,413/x
  3. Step 3: Cross multiply
    205,532x = 448,413 × 448,413
  4. Step 4: Simplify right side
    205,532x = 201,074,218,569
  5. Step 5: Solve for x
    x = 201,074,218,569/205,532
  6. Step 6: Final answer
    x = 978,311.01

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.