Finding the Fourth Proportional to 467,988.92, 645,770.09 and 264,043.07
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Solution
The fourth proportional to 467,988.92, 645,770.09 and 264,043.07 is: 364,348.62
Step by Step Solution
- Step 1: Write the proportion equation
467,988.92 : 645,770.09 = 264,043.07 : x - Step 2: Convert to fraction form
467,988.92/645,770.09 = 264,043.07/x - Step 3: Cross multiply
467,988.92x = 645,770.09 × 264,043.07 - Step 4: Simplify right side
467,988.92x = 170,511,117,077.78 - Step 5: Solve for x
x = 170,511,117,077.78/467,988.92 - Step 6: Final answer
x = 364,348.62
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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.