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Finding the Third Proportional to 395,003 and 595,990

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Solution

The third proportional to 395,003 and 595,990 is: 899,244.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,003 : 595,990 = 595,990 : x
  2. Step 2: Convert to fraction form
    395,003/595,990 = 595,990/x
  3. Step 3: Cross multiply
    395,003x = 595,990 × 595,990
  4. Step 4: Simplify right side
    395,003x = 355,204,080,100
  5. Step 5: Solve for x
    x = 355,204,080,100/395,003
  6. Step 6: Final answer
    x = 899,244.01

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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.