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Finding the Third Proportional to 423,568 and 930,080

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Solution

The third proportional to 423,568 and 930,080 is: 2,042,290.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    423,568 : 930,080 = 930,080 : x
  2. Step 2: Convert to fraction form
    423,568/930,080 = 930,080/x
  3. Step 3: Cross multiply
    423,568x = 930,080 × 930,080
  4. Step 4: Simplify right side
    423,568x = 865,048,806,400
  5. Step 5: Solve for x
    x = 865,048,806,400/423,568
  6. Step 6: Final answer
    x = 2,042,290.27

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.