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Finding the Third Proportional to 175,417 and 384,219

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Solution

The third proportional to 175,417 and 384,219 is: 841,561.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,417 : 384,219 = 384,219 : x
  2. Step 2: Convert to fraction form
    175,417/384,219 = 384,219/x
  3. Step 3: Cross multiply
    175,417x = 384,219 × 384,219
  4. Step 4: Simplify right side
    175,417x = 147,624,239,961
  5. Step 5: Solve for x
    x = 147,624,239,961/175,417
  6. Step 6: Final answer
    x = 841,561.76

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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.