Finding the Third Proportional to 190,270.69 and 409,245.75
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Solution
The third proportional to 190,270.69 and 409,245.75 is: 880,230.61
Step by Step Solution
- Step 1: Write the proportion equation
190,270.69 : 409,245.75 = 409,245.75 : x - Step 2: Convert to fraction form
190,270.69/409,245.75 = 409,245.75/x - Step 3: Cross multiply
190,270.69x = 409,245.75 × 409,245.75 - Step 4: Simplify right side
190,270.69x = 167,482,083,893.06 - Step 5: Solve for x
x = 167,482,083,893.06/190,270.69 - Step 6: Final answer
x = 880,230.61
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Why These Related Problems?
These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.