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Finding the Third Proportional to 221,240.50 and 482,666

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Solution

The third proportional to 221,240.50 and 482,666 is: 1,053,001.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,240.50 : 482,666 = 482,666 : x
  2. Step 2: Convert to fraction form
    221,240.50/482,666 = 482,666/x
  3. Step 3: Cross multiply
    221,240.50x = 482,666 × 482,666
  4. Step 4: Simplify right side
    221,240.50x = 232,966,467,556
  5. Step 5: Solve for x
    x = 232,966,467,556/221,240.50
  6. Step 6: Final answer
    x = 1,053,001.00

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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.