Finding the Fourth Proportional to 363,843.15, 502,119.05 and 202,698.11
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Solution
The fourth proportional to 363,843.15, 502,119.05 and 202,698.11 is: 279,732.02
Step by Step Solution
- Step 1: Write the proportion equation
363,843.15 : 502,119.05 = 202,698.11 : x - Step 2: Convert to fraction form
363,843.15/502,119.05 = 202,698.11/x - Step 3: Cross multiply
363,843.15x = 502,119.05 × 202,698.11 - Step 4: Simplify right side
363,843.15x = 101,778,578,905.91 - Step 5: Solve for x
x = 101,778,578,905.91/363,843.15 - Step 6: Final answer
x = 279,732.02
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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.