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Finding the Third Proportional to 351,759 and 545,382

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Solution

The third proportional to 351,759 and 545,382 is: 845,583.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,759 : 545,382 = 545,382 : x
  2. Step 2: Convert to fraction form
    351,759/545,382 = 545,382/x
  3. Step 3: Cross multiply
    351,759x = 545,382 × 545,382
  4. Step 4: Simplify right side
    351,759x = 297,441,525,924
  5. Step 5: Solve for x
    x = 297,441,525,924/351,759
  6. Step 6: Final answer
    x = 845,583.27

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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.