Finding the Fourth Proportional to 416,085.75, 574,218.99 and 254,949.75
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Solution
The fourth proportional to 416,085.75, 574,218.99 and 254,949.75 is: 351,843.31
Step by Step Solution
- Step 1: Write the proportion equation
416,085.75 : 574,218.99 = 254,949.75 : x - Step 2: Convert to fraction form
416,085.75/574,218.99 = 254,949.75/x - Step 3: Cross multiply
416,085.75x = 574,218.99 × 254,949.75 - Step 4: Simplify right side
416,085.75x = 146,396,987,945.75 - Step 5: Solve for x
x = 146,396,987,945.75/416,085.75 - Step 6: Final answer
x = 351,843.31
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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.