Finding the Fourth Proportional to 479,133.25, 661,201.19 and 264,272.80
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Solution
The fourth proportional to 479,133.25, 661,201.19 and 264,272.80 is: 364,694.97
Step by Step Solution
- Step 1: Write the proportion equation
479,133.25 : 661,201.19 = 264,272.80 : x - Step 2: Convert to fraction form
479,133.25/661,201.19 = 264,272.80/x - Step 3: Cross multiply
479,133.25x = 661,201.19 × 264,272.80 - Step 4: Simplify right side
479,133.25x = 174,737,485,217.26 - Step 5: Solve for x
x = 174,737,485,217.26/479,133.25 - Step 6: Final answer
x = 364,694.97
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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.