Finding the Fourth Proportional to 471,765.06, 707,697.41 and 272,081.03
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Solution
The fourth proportional to 471,765.06, 707,697.41 and 272,081.03 is: 408,150.27
Step by Step Solution
- Step 1: Write the proportion equation
471,765.06 : 707,697.41 = 272,081.03 : x - Step 2: Convert to fraction form
471,765.06/707,697.41 = 272,081.03/x - Step 3: Cross multiply
471,765.06x = 707,697.41 × 272,081.03 - Step 4: Simplify right side
471,765.06x = 192,551,035,342.24 - Step 5: Solve for x
x = 192,551,035,342.24/471,765.06 - Step 6: Final answer
x = 408,150.27
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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.