Finding the Fourth Proportional to 277,694.12, 416,455.08 and 100,178.08
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Solution
The fourth proportional to 277,694.12, 416,455.08 and 100,178.08 is: 150,236.06
Step by Step Solution
- Step 1: Write the proportion equation
277,694.12 : 416,455.08 = 100,178.08 : x - Step 2: Convert to fraction form
277,694.12/416,455.08 = 100,178.08/x - Step 3: Cross multiply
277,694.12x = 416,455.08 × 100,178.08 - Step 4: Simplify right side
277,694.12x = 41,719,670,320.65 - Step 5: Solve for x
x = 41,719,670,320.65/277,694.12 - Step 6: Final answer
x = 150,236.06
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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.