Finding the Third Proportional to 177,420.75 and 275,241.75
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Solution
The third proportional to 177,420.75 and 275,241.75 is: 426,996.40
Step by Step Solution
- Step 1: Write the proportion equation
177,420.75 : 275,241.75 = 275,241.75 : x - Step 2: Convert to fraction form
177,420.75/275,241.75 = 275,241.75/x - Step 3: Cross multiply
177,420.75x = 275,241.75 × 275,241.75 - Step 4: Simplify right side
177,420.75x = 75,758,020,943.06 - Step 5: Solve for x
x = 75,758,020,943.06/177,420.75 - Step 6: Final answer
x = 426,996.40
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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.