Finding the Fourth Proportional to 416,069.26, 574,173.60 and 225,080.98
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Solution
The fourth proportional to 416,069.26, 574,173.60 and 225,080.98 is: 310,610.68
Step by Step Solution
- Step 1: Write the proportion equation
416,069.26 : 574,173.60 = 225,080.98 : x - Step 2: Convert to fraction form
416,069.26/574,173.60 = 225,080.98/x - Step 3: Cross multiply
416,069.26x = 574,173.60 × 225,080.98 - Step 4: Simplify right side
416,069.26x = 129,235,556,578.13 - Step 5: Solve for x
x = 129,235,556,578.13/416,069.26 - Step 6: Final answer
x = 310,610.68
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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.