Finding the Fourth Proportional to 369,481.82, 509,884.48 and 199,716.08
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Solution
The fourth proportional to 369,481.82, 509,884.48 and 199,716.08 is: 275,607.96
Step by Step Solution
- Step 1: Write the proportion equation
369,481.82 : 509,884.48 = 199,716.08 : x - Step 2: Convert to fraction form
369,481.82/509,884.48 = 199,716.08/x - Step 3: Cross multiply
369,481.82x = 509,884.48 × 199,716.08 - Step 4: Simplify right side
369,481.82x = 101,832,129,598.44 - Step 5: Solve for x
x = 101,832,129,598.44/369,481.82 - Step 6: Final answer
x = 275,607.96
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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.