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Finding the Third Proportional to 326,515.50 and 504,549

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Solution

The third proportional to 326,515.50 and 504,549 is: 779,655.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,515.50 : 504,549 = 504,549 : x
  2. Step 2: Convert to fraction form
    326,515.50/504,549 = 504,549/x
  3. Step 3: Cross multiply
    326,515.50x = 504,549 × 504,549
  4. Step 4: Simplify right side
    326,515.50x = 254,569,693,401
  5. Step 5: Solve for x
    x = 254,569,693,401/326,515.50
  6. Step 6: Final answer
    x = 779,655.77

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.