Finding the Fourth Proportional to 217,344.39, 326,046.99 and 205,392.39
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Solution
The fourth proportional to 217,344.39, 326,046.99 and 205,392.39 is: 308,117.32
Step by Step Solution
- Step 1: Write the proportion equation
217,344.39 : 326,046.99 = 205,392.39 : x - Step 2: Convert to fraction form
217,344.39/326,046.99 = 205,392.39/x - Step 3: Cross multiply
217,344.39x = 326,046.99 × 205,392.39 - Step 4: Simplify right side
217,344.39x = 66,967,570,528.41 - Step 5: Solve for x
x = 66,967,570,528.41/217,344.39 - Step 6: Final answer
x = 308,117.32
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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.