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Finding the Third Proportional to 195,254 and 426,310

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Solution

The third proportional to 195,254 and 426,310 is: 930,788.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,254 : 426,310 = 426,310 : x
  2. Step 2: Convert to fraction form
    195,254/426,310 = 426,310/x
  3. Step 3: Cross multiply
    195,254x = 426,310 × 426,310
  4. Step 4: Simplify right side
    195,254x = 181,740,216,100
  5. Step 5: Solve for x
    x = 181,740,216,100/195,254
  6. Step 6: Final answer
    x = 930,788.70

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.