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Finding the Third Proportional to 365,682 and 555,579

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Solution

The third proportional to 365,682 and 555,579 is: 844,088.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,682 : 555,579 = 555,579 : x
  2. Step 2: Convert to fraction form
    365,682/555,579 = 555,579/x
  3. Step 3: Cross multiply
    365,682x = 555,579 × 555,579
  4. Step 4: Simplify right side
    365,682x = 308,668,025,241
  5. Step 5: Solve for x
    x = 308,668,025,241/365,682
  6. Step 6: Final answer
    x = 844,088.65

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.