Finding the Fourth Proportional to 356,300.26, 491,694.42 and 195,161.08
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Solution
The fourth proportional to 356,300.26, 491,694.42 and 195,161.08 is: 269,322.32
Step by Step Solution
- Step 1: Write the proportion equation
356,300.26 : 491,694.42 = 195,161.08 : x - Step 2: Convert to fraction form
356,300.26/491,694.42 = 195,161.08/x - Step 3: Cross multiply
356,300.26x = 491,694.42 × 195,161.08 - Step 4: Simplify right side
356,300.26x = 95,959,614,037.17 - Step 5: Solve for x
x = 95,959,614,037.17/356,300.26 - Step 6: Final answer
x = 269,322.32
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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.