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Finding the Third Proportional to 556,287.75 and 755,669.25

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Solution

The third proportional to 556,287.75 and 755,669.25 is: 1,026,511.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,287.75 : 755,669.25 = 755,669.25 : x
  2. Step 2: Convert to fraction form
    556,287.75/755,669.25 = 755,669.25/x
  3. Step 3: Cross multiply
    556,287.75x = 755,669.25 × 755,669.25
  4. Step 4: Simplify right side
    556,287.75x = 571,036,015,395.56
  5. Step 5: Solve for x
    x = 571,036,015,395.56/556,287.75
  6. Step 6: Final answer
    x = 1,026,511.94

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Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.