Finding the Fourth Proportional to 993,797.42, 1,371,291.32 and 558,198.05
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Solution
The fourth proportional to 993,797.42, 1,371,291.32 and 558,198.05 is: 770,229.55
Step by Step Solution
- Step 1: Write the proportion equation
993,797.42 : 1,371,291.32 = 558,198.05 : x - Step 2: Convert to fraction form
993,797.42/1,371,291.32 = 558,198.05/x - Step 3: Cross multiply
993,797.42x = 1,371,291.32 × 558,198.05 - Step 4: Simplify right side
993,797.42x = 765,452,135,344.97 - Step 5: Solve for x
x = 765,452,135,344.97/993,797.42 - Step 6: Final answer
x = 770,229.55
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.