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Finding the Third Proportional to 161,574 and 349,644

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Solution

The third proportional to 161,574 and 349,644 is: 756,624.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,574 : 349,644 = 349,644 : x
  2. Step 2: Convert to fraction form
    161,574/349,644 = 349,644/x
  3. Step 3: Cross multiply
    161,574x = 349,644 × 349,644
  4. Step 4: Simplify right side
    161,574x = 122,250,926,736
  5. Step 5: Solve for x
    x = 122,250,926,736/161,574
  6. Step 6: Final answer
    x = 756,624.99

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.