Finding the Fourth Proportional to 656,457.68, 984,791.64 and 277,382.14
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Solution
The fourth proportional to 656,457.68, 984,791.64 and 277,382.14 is: 416,117.62
Step by Step Solution
- Step 1: Write the proportion equation
656,457.68 : 984,791.64 = 277,382.14 : x - Step 2: Convert to fraction form
656,457.68/984,791.64 = 277,382.14/x - Step 3: Cross multiply
656,457.68x = 984,791.64 × 277,382.14 - Step 4: Simplify right side
656,457.68x = 273,163,611,135.51 - Step 5: Solve for x
x = 273,163,611,135.51/656,457.68 - Step 6: Final answer
x = 416,117.62
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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.