Finding the Third Proportional to 393,864 and 859,016
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Solution
The third proportional to 393,864 and 859,016 is: 1,873,510.88
Step by Step Solution
- Step 1: Write the proportion equation
393,864 : 859,016 = 859,016 : x - Step 2: Convert to fraction form
393,864/859,016 = 859,016/x - Step 3: Cross multiply
393,864x = 859,016 × 859,016 - Step 4: Simplify right side
393,864x = 737,908,488,256 - Step 5: Solve for x
x = 737,908,488,256/393,864 - Step 6: Final answer
x = 1,873,510.88
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These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.