Finding the Fourth Proportional to 277,737.10, 416,561.10 and 100,152.70
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Solution
The fourth proportional to 277,737.10, 416,561.10 and 100,152.70 is: 150,212.99
Step by Step Solution
- Step 1: Write the proportion equation
277,737.10 : 416,561.10 = 100,152.70 : x - Step 2: Convert to fraction form
277,737.10/416,561.10 = 100,152.70/x - Step 3: Cross multiply
277,737.10x = 416,561.10 × 100,152.70 - Step 4: Simplify right side
277,737.10x = 41,719,718,879.97 - Step 5: Solve for x
x = 41,719,718,879.97/277,737.10 - Step 6: Final answer
x = 150,212.99
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1.5x scale
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.