Finding the Third Proportional to 289,221.75 and 622,851.75
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Solution
The third proportional to 289,221.75 and 622,851.75 is: 1,341,338.62
Step by Step Solution
- Step 1: Write the proportion equation
289,221.75 : 622,851.75 = 622,851.75 : x - Step 2: Convert to fraction form
289,221.75/622,851.75 = 622,851.75/x - Step 3: Cross multiply
289,221.75x = 622,851.75 × 622,851.75 - Step 4: Simplify right side
289,221.75x = 387,944,302,478.06 - Step 5: Solve for x
x = 387,944,302,478.06/289,221.75 - Step 6: Final answer
x = 1,341,338.62
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These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.