Finding the Fourth Proportional to 363,741.99, 501,989.18 and 220,508.07
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Solution
The fourth proportional to 363,741.99, 501,989.18 and 220,508.07 is: 304,316.43
Step by Step Solution
- Step 1: Write the proportion equation
363,741.99 : 501,989.18 = 220,508.07 : x - Step 2: Convert to fraction form
363,741.99/501,989.18 = 220,508.07/x - Step 3: Cross multiply
363,741.99x = 501,989.18 × 220,508.07 - Step 4: Simplify right side
363,741.99x = 110,692,664,140.14 - Step 5: Solve for x
x = 110,692,664,140.14/363,741.99 - Step 6: Final answer
x = 304,316.43
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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.