Finding the Fourth Proportional to 328,074.68, 452,743.09 and 177,171.68
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Solution
The fourth proportional to 328,074.68, 452,743.09 and 177,171.68 is: 244,496.94
Step by Step Solution
- Step 1: Write the proportion equation
328,074.68 : 452,743.09 = 177,171.68 : x - Step 2: Convert to fraction form
328,074.68/452,743.09 = 177,171.68/x - Step 3: Cross multiply
328,074.68x = 452,743.09 × 177,171.68 - Step 4: Simplify right side
328,074.68x = 80,213,253,863.69 - Step 5: Solve for x
x = 80,213,253,863.69/328,074.68 - Step 6: Final answer
x = 244,496.94
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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.