Finding the Fourth Proportional to 358,244.32, 494,097.32 and 222,201.99
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Solution
The fourth proportional to 358,244.32, 494,097.32 and 222,201.99 is: 306,465.17
Step by Step Solution
- Step 1: Write the proportion equation
358,244.32 : 494,097.32 = 222,201.99 : x - Step 2: Convert to fraction form
358,244.32/494,097.32 = 222,201.99/x - Step 3: Cross multiply
358,244.32x = 494,097.32 × 222,201.99 - Step 4: Simplify right side
358,244.32x = 109,789,404,731.68 - Step 5: Solve for x
x = 109,789,404,731.68/358,244.32 - Step 6: Final answer
x = 306,465.17
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1.5x scale
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.