Finding the Fourth Proportional to 326,642.97, 450,755.55 and 183,409.05
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Solution
The fourth proportional to 326,642.97, 450,755.55 and 183,409.05 is: 253,097.89
Step by Step Solution
- Step 1: Write the proportion equation
326,642.97 : 450,755.55 = 183,409.05 : x - Step 2: Convert to fraction form
326,642.97/450,755.55 = 183,409.05/x - Step 3: Cross multiply
326,642.97x = 450,755.55 × 183,409.05 - Step 4: Simplify right side
326,642.97x = 82,672,647,207.73 - Step 5: Solve for x
x = 82,672,647,207.73/326,642.97 - Step 6: Final answer
x = 253,097.89
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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.