Finding the Fourth Proportional to 863,697.68, 1,295,499.84 and 264,660.56
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Solution
The fourth proportional to 863,697.68, 1,295,499.84 and 264,660.56 is: 396,976.54
Step by Step Solution
- Step 1: Write the proportion equation
863,697.68 : 1,295,499.84 = 264,660.56 : x - Step 2: Convert to fraction form
863,697.68/1,295,499.84 = 264,660.56/x - Step 3: Cross multiply
863,697.68x = 1,295,499.84 × 264,660.56 - Step 4: Simplify right side
863,697.68x = 342,867,713,134.31 - Step 5: Solve for x
x = 342,867,713,134.31/863,697.68 - Step 6: Final answer
x = 396,976.54
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.