Finding the Fourth Proportional to 548,525.44, 757,035.20 and 306,821.44
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Solution
The fourth proportional to 548,525.44, 757,035.20 and 306,821.44 is: 423,452.79
Step by Step Solution
- Step 1: Write the proportion equation
548,525.44 : 757,035.20 = 306,821.44 : x - Step 2: Convert to fraction form
548,525.44/757,035.20 = 306,821.44/x - Step 3: Cross multiply
548,525.44x = 757,035.20 × 306,821.44 - Step 4: Simplify right side
548,525.44x = 232,274,630,194.69 - Step 5: Solve for x
x = 232,274,630,194.69/548,525.44 - Step 6: Final answer
x = 423,452.79
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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.