Finding the Fourth Proportional to 922,082.26, 1,382,286.14 and 322,716.45
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Solution
The fourth proportional to 922,082.26, 1,382,286.14 and 322,716.45 is: 483,781.65
Step by Step Solution
- Step 1: Write the proportion equation
922,082.26 : 1,382,286.14 = 322,716.45 : x - Step 2: Convert to fraction form
922,082.26/1,382,286.14 = 322,716.45/x - Step 3: Cross multiply
922,082.26x = 1,382,286.14 × 322,716.45 - Step 4: Simplify right side
922,082.26x = 446,086,479,857.54 - Step 5: Solve for x
x = 446,086,479,857.54/922,082.26 - Step 6: Final answer
x = 483,781.65
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.