Finding the Fourth Proportional to 366,857.80, 550,286.70 and 366,857.80
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Solution
The fourth proportional to 366,857.80, 550,286.70 and 366,857.80 is: 550,286.70
Step by Step Solution
- Step 1: Write the proportion equation
366,857.80 : 550,286.70 = 366,857.80 : x - Step 2: Convert to fraction form
366,857.80/550,286.70 = 366,857.80/x - Step 3: Cross multiply
366,857.80x = 550,286.70 × 366,857.80 - Step 4: Simplify right side
366,857.80x = 201,876,968,131.26 - Step 5: Solve for x
x = 201,876,968,131.26/366,857.80 - Step 6: Final answer
x = 550,286.70
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.