Finding the Fourth Proportional to 404,093.70, 557,653.68 and 222,805.98
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Solution
The fourth proportional to 404,093.70, 557,653.68 and 222,805.98 is: 307,474.66
Step by Step Solution
- Step 1: Write the proportion equation
404,093.70 : 557,653.68 = 222,805.98 : x - Step 2: Convert to fraction form
404,093.70/557,653.68 = 222,805.98/x - Step 3: Cross multiply
404,093.70x = 557,653.68 × 222,805.98 - Step 4: Simplify right side
404,093.70x = 124,248,574,673.01 - Step 5: Solve for x
x = 124,248,574,673.01/404,093.70 - Step 6: Final answer
x = 307,474.66
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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.