Finding the Fourth Proportional to 363,518.21, 501,581.84 and 220,194.99
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Solution
The fourth proportional to 363,518.21, 501,581.84 and 220,194.99 is: 303,824.69
Step by Step Solution
- Step 1: Write the proportion equation
363,518.21 : 501,581.84 = 220,194.99 : x - Step 2: Convert to fraction form
363,518.21/501,581.84 = 220,194.99/x - Step 3: Cross multiply
363,518.21x = 501,581.84 × 220,194.99 - Step 4: Simplify right side
363,518.21x = 110,445,807,142.01 - Step 5: Solve for x
x = 110,445,807,142.01/363,518.21 - Step 6: Final answer
x = 303,824.69
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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.