Finding the Fourth Proportional to 342,229.69, 472,294.68 and 197,057.03
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Solution
The fourth proportional to 342,229.69, 472,294.68 and 197,057.03 is: 271,948.90
Step by Step Solution
- Step 1: Write the proportion equation
342,229.69 : 472,294.68 = 197,057.03 : x - Step 2: Convert to fraction form
342,229.69/472,294.68 = 197,057.03/x - Step 3: Cross multiply
342,229.69x = 472,294.68 × 197,057.03 - Step 4: Simplify right side
342,229.69x = 93,068,986,925.60 - Step 5: Solve for x
x = 93,068,986,925.60/342,229.69 - Step 6: Final answer
x = 271,948.90
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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.