Finding the Fourth Proportional to 277,633.08, 416,481.84 and 135,377.28
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Solution
The fourth proportional to 277,633.08, 416,481.84 and 135,377.28 is: 203,081.63
Step by Step Solution
- Step 1: Write the proportion equation
277,633.08 : 416,481.84 = 135,377.28 : x - Step 2: Convert to fraction form
277,633.08/416,481.84 = 135,377.28/x - Step 3: Cross multiply
277,633.08x = 416,481.84 × 135,377.28 - Step 4: Simplify right side
277,633.08x = 56,382,178,668.60 - Step 5: Solve for x
x = 56,382,178,668.60/277,633.08 - Step 6: Final answer
x = 203,081.63
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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.