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Finding the Third Proportional to 195,051 and 291,786

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Solution

The third proportional to 195,051 and 291,786 is: 436,496.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,051 : 291,786 = 291,786 : x
  2. Step 2: Convert to fraction form
    195,051/291,786 = 291,786/x
  3. Step 3: Cross multiply
    195,051x = 291,786 × 291,786
  4. Step 4: Simplify right side
    195,051x = 85,139,069,796
  5. Step 5: Solve for x
    x = 85,139,069,796/195,051
  6. Step 6: Final answer
    x = 436,496.45

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.