Finding the Third Proportional to 311,657.63 and 682,431.75
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Solution
The third proportional to 311,657.63 and 682,431.75 is: 1,494,309.96
Step by Step Solution
- Step 1: Write the proportion equation
311,657.63 : 682,431.75 = 682,431.75 : x - Step 2: Convert to fraction form
311,657.63/682,431.75 = 682,431.75/x - Step 3: Cross multiply
311,657.63x = 682,431.75 × 682,431.75 - Step 4: Simplify right side
311,657.63x = 465,713,093,408.06 - Step 5: Solve for x
x = 465,713,093,408.06/311,657.63 - Step 6: Final answer
x = 1,494,309.96
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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.