Finding the Fourth Proportional to 328,181.63, 452,891.05 and 177,278.63
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Solution
The fourth proportional to 328,181.63, 452,891.05 and 177,278.63 is: 244,644.72
Step by Step Solution
- Step 1: Write the proportion equation
328,181.63 : 452,891.05 = 177,278.63 : x - Step 2: Convert to fraction form
328,181.63/452,891.05 = 177,278.63/x - Step 3: Cross multiply
328,181.63x = 452,891.05 × 177,278.63 - Step 4: Simplify right side
328,181.63x = 80,287,902,175.61 - Step 5: Solve for x
x = 80,287,902,175.61/328,181.63 - Step 6: Final answer
x = 244,644.72
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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.