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Finding the Third Proportional to 538,448 and 844,784

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Solution

The third proportional to 538,448 and 844,784 is: 1,325,401.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    538,448 : 844,784 = 844,784 : x
  2. Step 2: Convert to fraction form
    538,448/844,784 = 844,784/x
  3. Step 3: Cross multiply
    538,448x = 844,784 × 844,784
  4. Step 4: Simplify right side
    538,448x = 713,660,006,656
  5. Step 5: Solve for x
    x = 713,660,006,656/538,448
  6. Step 6: Final answer
    x = 1,325,401.91

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.