Finding the Third Proportional to 218,310.19 and 469,815.19
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Solution
The third proportional to 218,310.19 and 469,815.19 is: 1,011,067.39
Step by Step Solution
- Step 1: Write the proportion equation
218,310.19 : 469,815.19 = 469,815.19 : x - Step 2: Convert to fraction form
218,310.19/469,815.19 = 469,815.19/x - Step 3: Cross multiply
218,310.19x = 469,815.19 × 469,815.19 - Step 4: Simplify right side
218,310.19x = 220,726,310,405.66 - Step 5: Solve for x
x = 220,726,310,405.66/218,310.19 - Step 6: Final answer
x = 1,011,067.39
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These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.