Finding the Fourth Proportional to 372,609.44, 514,198.40 and 202,843.12
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Solution
The fourth proportional to 372,609.44, 514,198.40 and 202,843.12 is: 279,922.08
Step by Step Solution
- Step 1: Write the proportion equation
372,609.44 : 514,198.40 = 202,843.12 : x - Step 2: Convert to fraction form
372,609.44/514,198.40 = 202,843.12/x - Step 3: Cross multiply
372,609.44x = 514,198.40 × 202,843.12 - Step 4: Simplify right side
372,609.44x = 104,301,607,755.01 - Step 5: Solve for x
x = 104,301,607,755.01/372,609.44 - Step 6: Final answer
x = 279,922.08
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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.