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Finding the Third Proportional to 160,926 and 353,508

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Solution

The third proportional to 160,926 and 353,508 is: 776,555.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,926 : 353,508 = 353,508 : x
  2. Step 2: Convert to fraction form
    160,926/353,508 = 353,508/x
  3. Step 3: Cross multiply
    160,926x = 353,508 × 353,508
  4. Step 4: Simplify right side
    160,926x = 124,967,906,064
  5. Step 5: Solve for x
    x = 124,967,906,064/160,926
  6. Step 6: Final answer
    x = 776,555.10

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.