Finding the Fourth Proportional to 334,564.75, 461,639.82 and 189,369.82
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Solution
The fourth proportional to 334,564.75, 461,639.82 and 189,369.82 is: 261,296.65
Step by Step Solution
- Step 1: Write the proportion equation
334,564.75 : 461,639.82 = 189,369.82 : x - Step 2: Convert to fraction form
334,564.75/461,639.82 = 189,369.82/x - Step 3: Cross multiply
334,564.75x = 461,639.82 × 189,369.82 - Step 4: Simplify right side
334,564.75x = 87,420,649,618.23 - Step 5: Solve for x
x = 87,420,649,618.23/334,564.75 - Step 6: Final answer
x = 261,296.65
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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.