Finding the Fourth Proportional to 541,182.41, 811,642.40 and 225,467.09
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Solution
The fourth proportional to 541,182.41, 811,642.40 and 225,467.09 is: 338,145.97
Step by Step Solution
- Step 1: Write the proportion equation
541,182.41 : 811,642.40 = 225,467.09 : x - Step 2: Convert to fraction form
541,182.41/811,642.40 = 225,467.09/x - Step 3: Cross multiply
541,182.41x = 811,642.40 × 225,467.09 - Step 4: Simplify right side
541,182.41x = 182,998,651,514.05 - Step 5: Solve for x
x = 182,998,651,514.05/541,182.41 - Step 6: Final answer
x = 338,145.97
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.