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Finding the Third Proportional to 162,889 and 353,630

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Solution

The third proportional to 162,889 and 353,630 is: 767,726.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,889 : 353,630 = 353,630 : x
  2. Step 2: Convert to fraction form
    162,889/353,630 = 353,630/x
  3. Step 3: Cross multiply
    162,889x = 353,630 × 353,630
  4. Step 4: Simplify right side
    162,889x = 125,054,176,900
  5. Step 5: Solve for x
    x = 125,054,176,900/162,889
  6. Step 6: Final answer
    x = 767,726.35

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.