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Finding the Third Proportional to 503,686 and 760,381

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Solution

The third proportional to 503,686 and 760,381 is: 1,147,896.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,686 : 760,381 = 760,381 : x
  2. Step 2: Convert to fraction form
    503,686/760,381 = 760,381/x
  3. Step 3: Cross multiply
    503,686x = 760,381 × 760,381
  4. Step 4: Simplify right side
    503,686x = 578,179,265,161
  5. Step 5: Solve for x
    x = 578,179,265,161/503,686
  6. Step 6: Final answer
    x = 1,147,896.24

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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.