Finding the Fourth Proportional to 557,648.82, 769,562.37 and 303,004.26
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Solution
The fourth proportional to 557,648.82, 769,562.37 and 303,004.26 is: 418,149.68
Step by Step Solution
- Step 1: Write the proportion equation
557,648.82 : 769,562.37 = 303,004.26 : x - Step 2: Convert to fraction form
557,648.82/769,562.37 = 303,004.26/x - Step 3: Cross multiply
557,648.82x = 769,562.37 × 303,004.26 - Step 4: Simplify right side
557,648.82x = 233,180,676,445.70 - Step 5: Solve for x
x = 233,180,676,445.70/557,648.82 - Step 6: Final answer
x = 418,149.68
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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.