Finding the Fourth Proportional to 443,245.14, 664,867.68 and 110,821.14
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Solution
The fourth proportional to 443,245.14, 664,867.68 and 110,821.14 is: 166,231.70
Step by Step Solution
- Step 1: Write the proportion equation
443,245.14 : 664,867.68 = 110,821.14 : x - Step 2: Convert to fraction form
443,245.14/664,867.68 = 110,821.14/x - Step 3: Cross multiply
443,245.14x = 664,867.68 × 110,821.14 - Step 4: Simplify right side
443,245.14x = 73,681,394,246.76 - Step 5: Solve for x
x = 73,681,394,246.76/443,245.14 - Step 6: Final answer
x = 166,231.70
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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.