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Finding the Third Proportional to 169,800 and 358,184

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Solution

The third proportional to 169,800 and 358,184 is: 755,569.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,800 : 358,184 = 358,184 : x
  2. Step 2: Convert to fraction form
    169,800/358,184 = 358,184/x
  3. Step 3: Cross multiply
    169,800x = 358,184 × 358,184
  4. Step 4: Simplify right side
    169,800x = 128,295,777,856
  5. Step 5: Solve for x
    x = 128,295,777,856/169,800
  6. Step 6: Final answer
    x = 755,569.95

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Why These Related Problems?

These problems maintain the same ratio (2.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.