Finding the Fourth Proportional to 896,145.22, 1,344,350.47 and 288,729.97
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Solution
The fourth proportional to 896,145.22, 1,344,350.47 and 288,729.97 is: 433,137.69
Step by Step Solution
- Step 1: Write the proportion equation
896,145.22 : 1,344,350.47 = 288,729.97 : x - Step 2: Convert to fraction form
896,145.22/1,344,350.47 = 288,729.97/x - Step 3: Cross multiply
896,145.22x = 1,344,350.47 × 288,729.97 - Step 4: Simplify right side
896,145.22x = 388,154,267,331.25 - Step 5: Solve for x
x = 388,154,267,331.25/896,145.22 - Step 6: Final answer
x = 433,137.69
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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.