Finding the Fourth Proportional to 395,093.98, 545,229.68 and 213,805.91
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Solution
The fourth proportional to 395,093.98, 545,229.68 and 213,805.91 is: 295,052.14
Step by Step Solution
- Step 1: Write the proportion equation
395,093.98 : 545,229.68 = 213,805.91 : x - Step 2: Convert to fraction form
395,093.98/545,229.68 = 213,805.91/x - Step 3: Cross multiply
395,093.98x = 545,229.68 × 213,805.91 - Step 4: Simplify right side
395,093.98x = 116,573,324,096.23 - Step 5: Solve for x
x = 116,573,324,096.23/395,093.98 - Step 6: Final answer
x = 295,052.14
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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.