Finding the Fourth Proportional to 446,181.13, 669,517.26 and 193,463.56
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Solution
The fourth proportional to 446,181.13, 669,517.26 and 193,463.56 is: 290,301.82
Step by Step Solution
- Step 1: Write the proportion equation
446,181.13 : 669,517.26 = 193,463.56 : x - Step 2: Convert to fraction form
446,181.13/669,517.26 = 193,463.56/x - Step 3: Cross multiply
446,181.13x = 669,517.26 × 193,463.56 - Step 4: Simplify right side
446,181.13x = 129,527,192,601.05 - Step 5: Solve for x
x = 129,527,192,601.05/446,181.13 - Step 6: Final answer
x = 290,301.82
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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.