Finding the Third Proportional to 312,676.88 and 681,809.06
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Solution
The third proportional to 312,676.88 and 681,809.06 is: 1,486,722.03
Step by Step Solution
- Step 1: Write the proportion equation
312,676.88 : 681,809.06 = 681,809.06 : x - Step 2: Convert to fraction form
312,676.88/681,809.06 = 681,809.06/x - Step 3: Cross multiply
312,676.88x = 681,809.06 × 681,809.06 - Step 4: Simplify right side
312,676.88x = 464,863,597,707.13 - Step 5: Solve for x
x = 464,863,597,707.13/312,676.88 - Step 6: Final answer
x = 1,486,722.03
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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.