Finding the Third Proportional to 286,863.75 and 388,170.75
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Solution
The third proportional to 286,863.75 and 388,170.75 is: 525,254.69
Step by Step Solution
- Step 1: Write the proportion equation
286,863.75 : 388,170.75 = 388,170.75 : x - Step 2: Convert to fraction form
286,863.75/388,170.75 = 388,170.75/x - Step 3: Cross multiply
286,863.75x = 388,170.75 × 388,170.75 - Step 4: Simplify right side
286,863.75x = 150,676,531,155.56 - Step 5: Solve for x
x = 150,676,531,155.56/286,863.75 - Step 6: Final answer
x = 525,254.69
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These problems maintain the same ratio (1.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.