Finding the Fourth Proportional to 363,816.80, 502,104.12 and 202,698.08
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Solution
The fourth proportional to 363,816.80, 502,104.12 and 202,698.08 is: 279,743.93
Step by Step Solution
- Step 1: Write the proportion equation
363,816.80 : 502,104.12 = 202,698.08 : x - Step 2: Convert to fraction form
363,816.80/502,104.12 = 202,698.08/x - Step 3: Cross multiply
363,816.80x = 502,104.12 × 202,698.08 - Step 4: Simplify right side
363,816.80x = 101,775,541,084.09 - Step 5: Solve for x
x = 101,775,541,084.09/363,816.80 - Step 6: Final answer
x = 279,743.93
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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.