Finding the Fourth Proportional to 334,316.91, 461,245.10 and 190,975.44
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Solution
The fourth proportional to 334,316.91, 461,245.10 and 190,975.44 is: 263,481.99
Step by Step Solution
- Step 1: Write the proportion equation
334,316.91 : 461,245.10 = 190,975.44 : x - Step 2: Convert to fraction form
334,316.91/461,245.10 = 190,975.44/x - Step 3: Cross multiply
334,316.91x = 461,245.10 × 190,975.44 - Step 4: Simplify right side
334,316.91x = 88,086,484,965.47 - Step 5: Solve for x
x = 88,086,484,965.47/334,316.91 - Step 6: Final answer
x = 263,481.99
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1.5x scale
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.