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Finding the Third Proportional to 483,144 and 798,520

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Solution

The third proportional to 483,144 and 798,520 is: 1,319,760.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,144 : 798,520 = 798,520 : x
  2. Step 2: Convert to fraction form
    483,144/798,520 = 798,520/x
  3. Step 3: Cross multiply
    483,144x = 798,520 × 798,520
  4. Step 4: Simplify right side
    483,144x = 637,634,190,400
  5. Step 5: Solve for x
    x = 637,634,190,400/483,144
  6. Step 6: Final answer
    x = 1,319,760.13

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Why These Related Problems?

These problems maintain the same ratio (1.65) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.