Finding the Fourth Proportional to 557,324.84, 769,427.09 and 366,891.82
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Solution
The fourth proportional to 557,324.84, 769,427.09 and 366,891.82 is: 506,520.59
Step by Step Solution
- Step 1: Write the proportion equation
557,324.84 : 769,427.09 = 366,891.82 : x - Step 2: Convert to fraction form
557,324.84/769,427.09 = 366,891.82/x - Step 3: Cross multiply
557,324.84x = 769,427.09 × 366,891.82 - Step 4: Simplify right side
557,324.84x = 282,296,505,407.40 - Step 5: Solve for x
x = 282,296,505,407.40/557,324.84 - Step 6: Final answer
x = 506,520.59
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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.