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Finding the Third Proportional to 194,646 and 425,424

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Solution

The third proportional to 194,646 and 425,424 is: 929,819.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,646 : 425,424 = 425,424 : x
  2. Step 2: Convert to fraction form
    194,646/425,424 = 425,424/x
  3. Step 3: Cross multiply
    194,646x = 425,424 × 425,424
  4. Step 4: Simplify right side
    194,646x = 180,985,579,776
  5. Step 5: Solve for x
    x = 180,985,579,776/194,646
  6. Step 6: Final answer
    x = 929,819.16

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.