Finding the Fourth Proportional to 332,940.23, 459,151.11 and 218,177.19
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Solution
The fourth proportional to 332,940.23, 459,151.11 and 218,177.19 is: 300,883.73
Step by Step Solution
- Step 1: Write the proportion equation
332,940.23 : 459,151.11 = 218,177.19 : x - Step 2: Convert to fraction form
332,940.23/459,151.11 = 218,177.19/x - Step 3: Cross multiply
332,940.23x = 459,151.11 × 218,177.19 - Step 4: Simplify right side
332,940.23x = 100,176,299,642.92 - Step 5: Solve for x
x = 100,176,299,642.92/332,940.23 - Step 6: Final answer
x = 300,883.73
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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.