Finding the Fourth Proportional to 863,744.40, 1,295,713.80 and 264,700.80
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Solution
The fourth proportional to 863,744.40, 1,295,713.80 and 264,700.80 is: 397,080.99
Step by Step Solution
- Step 1: Write the proportion equation
863,744.40 : 1,295,713.80 = 264,700.80 : x - Step 2: Convert to fraction form
863,744.40/1,295,713.80 = 264,700.80/x - Step 3: Cross multiply
863,744.40x = 1,295,713.80 × 264,700.80 - Step 4: Simplify right side
863,744.40x = 342,976,479,431.04 - Step 5: Solve for x
x = 342,976,479,431.04/863,744.40 - Step 6: Final answer
x = 397,080.99
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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.