Finding the Fourth Proportional to 363,936.80, 502,269.72 and 202,818.08
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Solution
The fourth proportional to 363,936.80, 502,269.72 and 202,818.08 is: 279,909.53
Step by Step Solution
- Step 1: Write the proportion equation
363,936.80 : 502,269.72 = 202,818.08 : x - Step 2: Convert to fraction form
363,936.80/502,269.72 = 202,818.08/x - Step 3: Cross multiply
363,936.80x = 502,269.72 × 202,818.08 - Step 4: Simplify right side
363,936.80x = 101,869,380,252.54 - Step 5: Solve for x
x = 101,869,380,252.54/363,936.80 - Step 6: Final answer
x = 279,909.53
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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.