Finding the Third Proportional to 416,711.75 and 622,323.75
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Solution
The third proportional to 416,711.75 and 622,323.75 is: 929,387.88
Step by Step Solution
- Step 1: Write the proportion equation
416,711.75 : 622,323.75 = 622,323.75 : x - Step 2: Convert to fraction form
416,711.75/622,323.75 = 622,323.75/x - Step 3: Cross multiply
416,711.75x = 622,323.75 × 622,323.75 - Step 4: Simplify right side
416,711.75x = 387,286,849,814.06 - Step 5: Solve for x
x = 387,286,849,814.06/416,711.75 - Step 6: Final answer
x = 929,387.88
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.