Finding the Fourth Proportional to 363,964.54, 502,269.70 and 202,818.09
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Solution
The fourth proportional to 363,964.54, 502,269.70 and 202,818.09 is: 279,888.20
Step by Step Solution
- Step 1: Write the proportion equation
363,964.54 : 502,269.70 = 202,818.09 : x - Step 2: Convert to fraction form
363,964.54/502,269.70 = 202,818.09/x - Step 3: Cross multiply
363,964.54x = 502,269.70 × 202,818.09 - Step 4: Simplify right side
363,964.54x = 101,869,381,218.87 - Step 5: Solve for x
x = 101,869,381,218.87/363,964.54 - Step 6: Final answer
x = 279,888.20
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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.