Finding the Fourth Proportional to 363,309.24, 501,352.56 and 202,171.08
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Solution
The fourth proportional to 363,309.24, 501,352.56 and 202,171.08 is: 278,988.19
Step by Step Solution
- Step 1: Write the proportion equation
363,309.24 : 501,352.56 = 202,171.08 : x - Step 2: Convert to fraction form
363,309.24/501,352.56 = 202,171.08/x - Step 3: Cross multiply
363,309.24x = 501,352.56 × 202,171.08 - Step 4: Simplify right side
363,309.24x = 101,358,988,515.97 - Step 5: Solve for x
x = 101,358,988,515.97/363,309.24 - Step 6: Final answer
x = 278,988.19
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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.