Finding the Fourth Proportional to 363,934.80, 502,266.96 and 202,816.08
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Solution
The fourth proportional to 363,934.80, 502,266.96 and 202,816.08 is: 279,906.77
Step by Step Solution
- Step 1: Write the proportion equation
363,934.80 : 502,266.96 = 202,816.08 : x - Step 2: Convert to fraction form
363,934.80/502,266.96 = 202,816.08/x - Step 3: Cross multiply
363,934.80x = 502,266.96 × 202,816.08 - Step 4: Simplify right side
363,934.80x = 101,867,815,940.72 - Step 5: Solve for x
x = 101,867,815,940.72/363,934.80 - Step 6: Final answer
x = 279,906.77
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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.