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Finding the Third Proportional to 328,082 and 513,994

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Solution

The third proportional to 328,082 and 513,994 is: 805,255.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,082 : 513,994 = 513,994 : x
  2. Step 2: Convert to fraction form
    328,082/513,994 = 513,994/x
  3. Step 3: Cross multiply
    328,082x = 513,994 × 513,994
  4. Step 4: Simplify right side
    328,082x = 264,189,832,036
  5. Step 5: Solve for x
    x = 264,189,832,036/328,082
  6. Step 6: Final answer
    x = 805,255.49

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.