Finding the Fourth Proportional to 328,744.97, 453,668.06 and 177,841.97
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Solution
The fourth proportional to 328,744.97, 453,668.06 and 177,841.97 is: 245,421.92
Step by Step Solution
- Step 1: Write the proportion equation
328,744.97 : 453,668.06 = 177,841.97 : x - Step 2: Convert to fraction form
328,744.97/453,668.06 = 177,841.97/x - Step 3: Cross multiply
328,744.97x = 453,668.06 × 177,841.97 - Step 4: Simplify right side
328,744.97x = 80,681,220,393.64 - Step 5: Solve for x
x = 80,681,220,393.64/328,744.97 - Step 6: Final answer
x = 245,421.92
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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.