Finding the Fourth Proportional to 406,193.75, 560,578.93 and 224,922.54
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Solution
The fourth proportional to 406,193.75, 560,578.93 and 224,922.54 is: 310,410.59
Step by Step Solution
- Step 1: Write the proportion equation
406,193.75 : 560,578.93 = 224,922.54 : x - Step 2: Convert to fraction form
406,193.75/560,578.93 = 224,922.54/x - Step 3: Cross multiply
406,193.75x = 560,578.93 × 224,922.54 - Step 4: Simplify right side
406,193.75x = 126,086,839,611.14 - Step 5: Solve for x
x = 126,086,839,611.14/406,193.75 - Step 6: Final answer
x = 310,410.59
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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.