Finding the Fourth Proportional to 941,571.74, 1,299,377.45 and 511,852.70
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Solution
The fourth proportional to 941,571.74, 1,299,377.45 and 511,852.70 is: 706,361.32
Step by Step Solution
- Step 1: Write the proportion equation
941,571.74 : 1,299,377.45 = 511,852.70 : x - Step 2: Convert to fraction form
941,571.74/1,299,377.45 = 511,852.70/x - Step 3: Cross multiply
941,571.74x = 1,299,377.45 × 511,852.70 - Step 4: Simplify right side
941,571.74x = 665,089,856,101.62 - Step 5: Solve for x
x = 665,089,856,101.62/941,571.74 - Step 6: Final answer
x = 706,361.32
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.