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Finding the Third Proportional to 286,092 and 432,824

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Solution

The third proportional to 286,092 and 432,824 is: 654,812.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,092 : 432,824 = 432,824 : x
  2. Step 2: Convert to fraction form
    286,092/432,824 = 432,824/x
  3. Step 3: Cross multiply
    286,092x = 432,824 × 432,824
  4. Step 4: Simplify right side
    286,092x = 187,336,614,976
  5. Step 5: Solve for x
    x = 187,336,614,976/286,092
  6. Step 6: Final answer
    x = 654,812.49

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.