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Finding the Third Proportional to 557,462 and 841,413

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Solution

The third proportional to 557,462 and 841,413 is: 1,269,998.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    557,462 : 841,413 = 841,413 : x
  2. Step 2: Convert to fraction form
    557,462/841,413 = 841,413/x
  3. Step 3: Cross multiply
    557,462x = 841,413 × 841,413
  4. Step 4: Simplify right side
    557,462x = 707,975,836,569
  5. Step 5: Solve for x
    x = 707,975,836,569/557,462
  6. Step 6: Final answer
    x = 1,269,998.38

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.