Finding the Third Proportional to 201,916.13 and 312,609.75
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Solution
The third proportional to 201,916.13 and 312,609.75 is: 483,987.38
Step by Step Solution
- Step 1: Write the proportion equation
201,916.13 : 312,609.75 = 312,609.75 : x - Step 2: Convert to fraction form
201,916.13/312,609.75 = 312,609.75/x - Step 3: Cross multiply
201,916.13x = 312,609.75 × 312,609.75 - Step 4: Simplify right side
201,916.13x = 97,724,855,795.06 - Step 5: Solve for x
x = 97,724,855,795.06/201,916.13 - Step 6: Final answer
x = 483,987.38
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These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.