Finding the Fourth Proportional to 424,873.14, 585,207.99 and 326,568.39
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Solution
The fourth proportional to 424,873.14, 585,207.99 and 326,568.39 is: 449,805.87
Step by Step Solution
- Step 1: Write the proportion equation
424,873.14 : 585,207.99 = 326,568.39 : x - Step 2: Convert to fraction form
424,873.14/585,207.99 = 326,568.39/x - Step 3: Cross multiply
424,873.14x = 585,207.99 × 326,568.39 - Step 4: Simplify right side
424,873.14x = 191,110,431,109.44 - Step 5: Solve for x
x = 191,110,431,109.44/424,873.14 - Step 6: Final answer
x = 449,805.87
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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.