Finding the Fourth Proportional to 479,701.44, 661,988.97 and 264,841.92
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Solution
The fourth proportional to 479,701.44, 661,988.97 and 264,841.92 is: 365,482.39
Step by Step Solution
- Step 1: Write the proportion equation
479,701.44 : 661,988.97 = 264,841.92 : x - Step 2: Convert to fraction form
479,701.44/661,988.97 = 264,841.92/x - Step 3: Cross multiply
479,701.44x = 661,988.97 × 264,841.92 - Step 4: Simplify right side
479,701.44x = 175,322,429,833.62 - Step 5: Solve for x
x = 175,322,429,833.62/479,701.44 - Step 6: Final answer
x = 365,482.39
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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.