Finding the Fourth Proportional to 363,939.06, 502,251.30 and 202,794.18
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Solution
The fourth proportional to 363,939.06, 502,251.30 and 202,794.18 is: 279,864.55
Step by Step Solution
- Step 1: Write the proportion equation
363,939.06 : 502,251.30 = 202,794.18 : x - Step 2: Convert to fraction form
363,939.06/502,251.30 = 202,794.18/x - Step 3: Cross multiply
363,939.06x = 502,251.30 × 202,794.18 - Step 4: Simplify right side
363,939.06x = 101,853,640,537.43 - Step 5: Solve for x
x = 101,853,640,537.43/363,939.06 - Step 6: Final answer
x = 279,864.55
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.