Finding the Fourth Proportional to 363,726.81, 501,958.58 and 202,581.90
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Solution
The fourth proportional to 363,726.81, 501,958.58 and 202,581.90 is: 279,571.70
Step by Step Solution
- Step 1: Write the proportion equation
363,726.81 : 501,958.58 = 202,581.90 : x - Step 2: Convert to fraction form
363,726.81/501,958.58 = 202,581.90/x - Step 3: Cross multiply
363,726.81x = 501,958.58 × 202,581.90 - Step 4: Simplify right side
363,726.81x = 101,687,721,844.79 - Step 5: Solve for x
x = 101,687,721,844.79/363,726.81 - Step 6: Final answer
x = 279,571.70
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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.