Finding the Fourth Proportional to 356,051.11, 491,350.49 and 194,906.26
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Solution
The fourth proportional to 356,051.11, 491,350.49 and 194,906.26 is: 268,970.62
Step by Step Solution
- Step 1: Write the proportion equation
356,051.11 : 491,350.49 = 194,906.26 : x - Step 2: Convert to fraction form
356,051.11/491,350.49 = 194,906.26/x - Step 3: Cross multiply
356,051.11x = 491,350.49 × 194,906.26 - Step 4: Simplify right side
356,051.11x = 95,767,285,380.54 - Step 5: Solve for x
x = 95,767,285,380.54/356,051.11 - Step 6: Final answer
x = 268,970.62
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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.