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Finding the Third Proportional to 369,615 and 791,718

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Solution

The third proportional to 369,615 and 791,718 is: 1,695,865.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,615 : 791,718 = 791,718 : x
  2. Step 2: Convert to fraction form
    369,615/791,718 = 791,718/x
  3. Step 3: Cross multiply
    369,615x = 791,718 × 791,718
  4. Step 4: Simplify right side
    369,615x = 626,817,391,524
  5. Step 5: Solve for x
    x = 626,817,391,524/369,615
  6. Step 6: Final answer
    x = 1,695,865.68

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.