Finding the Fourth Proportional to 363,882.97, 502,157.23 and 202,739.95
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Solution
The fourth proportional to 363,882.97, 502,157.23 and 202,739.95 is: 279,780.42
Step by Step Solution
- Step 1: Write the proportion equation
363,882.97 : 502,157.23 = 202,739.95 : x - Step 2: Convert to fraction form
363,882.97/502,157.23 = 202,739.95/x - Step 3: Cross multiply
363,882.97x = 502,157.23 × 202,739.95 - Step 4: Simplify right side
363,882.97x = 101,807,331,702.34 - Step 5: Solve for x
x = 101,807,331,702.34/363,882.97 - Step 6: Final answer
x = 279,780.42
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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.