Finding the Fourth Proportional to 444,821.76, 667,234.88 and 112,398.08
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Solution
The fourth proportional to 444,821.76, 667,234.88 and 112,398.08 is: 168,597.69
Step by Step Solution
- Step 1: Write the proportion equation
444,821.76 : 667,234.88 = 112,398.08 : x - Step 2: Convert to fraction form
444,821.76/667,234.88 = 112,398.08/x - Step 3: Cross multiply
444,821.76x = 667,234.88 × 112,398.08 - Step 4: Simplify right side
444,821.76x = 74,995,919,421.03 - Step 5: Solve for x
x = 74,995,919,421.03/444,821.76 - Step 6: Final answer
x = 168,597.69
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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.