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Finding the Third Proportional to 284,544 and 412,128

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Solution

The third proportional to 284,544 and 412,128 is: 596,918.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,544 : 412,128 = 412,128 : x
  2. Step 2: Convert to fraction form
    284,544/412,128 = 412,128/x
  3. Step 3: Cross multiply
    284,544x = 412,128 × 412,128
  4. Step 4: Simplify right side
    284,544x = 169,849,488,384
  5. Step 5: Solve for x
    x = 169,849,488,384/284,544
  6. Step 6: Final answer
    x = 596,918.19

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Why These Related Problems?

These problems maintain the same ratio (1.45) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.