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Finding the Third Proportional to 351,520 and 544,756

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Solution

The third proportional to 351,520 and 544,756 is: 844,216.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,520 : 544,756 = 544,756 : x
  2. Step 2: Convert to fraction form
    351,520/544,756 = 544,756/x
  3. Step 3: Cross multiply
    351,520x = 544,756 × 544,756
  4. Step 4: Simplify right side
    351,520x = 296,759,099,536
  5. Step 5: Solve for x
    x = 296,759,099,536/351,520
  6. Step 6: Final answer
    x = 844,216.83

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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.