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Finding the Third Proportional to 388,508 and 600,012

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Solution

The third proportional to 388,508 and 600,012 is: 926,658.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    388,508 : 600,012 = 600,012 : x
  2. Step 2: Convert to fraction form
    388,508/600,012 = 600,012/x
  3. Step 3: Cross multiply
    388,508x = 600,012 × 600,012
  4. Step 4: Simplify right side
    388,508x = 360,014,400,144
  5. Step 5: Solve for x
    x = 360,014,400,144/388,508
  6. Step 6: Final answer
    x = 926,658.91

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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.