Finding the Fourth Proportional to 197,721.40, 296,582.10 and 173,615.80
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Solution
The fourth proportional to 197,721.40, 296,582.10 and 173,615.80 is: 260,423.70
Step by Step Solution
- Step 1: Write the proportion equation
197,721.40 : 296,582.10 = 173,615.80 : x - Step 2: Convert to fraction form
197,721.40/296,582.10 = 173,615.80/x - Step 3: Cross multiply
197,721.40x = 296,582.10 × 173,615.80 - Step 4: Simplify right side
197,721.40x = 51,491,338,557.18 - Step 5: Solve for x
x = 51,491,338,557.18/197,721.40 - Step 6: Final answer
x = 260,423.70
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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.