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Finding the Third Proportional to 598,212 and 919,488

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Solution

The third proportional to 598,212 and 919,488 is: 1,413,308.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,212 : 919,488 = 919,488 : x
  2. Step 2: Convert to fraction form
    598,212/919,488 = 919,488/x
  3. Step 3: Cross multiply
    598,212x = 919,488 × 919,488
  4. Step 4: Simplify right side
    598,212x = 845,458,182,144
  5. Step 5: Solve for x
    x = 845,458,182,144/598,212
  6. Step 6: Final answer
    x = 1,413,308.63

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.