Finding the Third Proportional to 394,490.25 and 862,791.75
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Solution
The third proportional to 394,490.25 and 862,791.75 is: 1,887,016.48
Step by Step Solution
- Step 1: Write the proportion equation
394,490.25 : 862,791.75 = 862,791.75 : x - Step 2: Convert to fraction form
394,490.25/862,791.75 = 862,791.75/x - Step 3: Cross multiply
394,490.25x = 862,791.75 × 862,791.75 - Step 4: Simplify right side
394,490.25x = 744,409,603,868.06 - Step 5: Solve for x
x = 744,409,603,868.06/394,490.25 - Step 6: Final answer
x = 1,887,016.48
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These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.