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Finding the Third Proportional to 282,791.25 and 609,869.25

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Solution

The third proportional to 282,791.25 and 609,869.25 is: 1,315,247.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,791.25 : 609,869.25 = 609,869.25 : x
  2. Step 2: Convert to fraction form
    282,791.25/609,869.25 = 609,869.25/x
  3. Step 3: Cross multiply
    282,791.25x = 609,869.25 × 609,869.25
  4. Step 4: Simplify right side
    282,791.25x = 371,940,502,095.56
  5. Step 5: Solve for x
    x = 371,940,502,095.56/282,791.25
  6. Step 6: Final answer
    x = 1,315,247.56

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.