Finding the Fourth Proportional to 342,846.57, 473,129.61 and 199,704.99
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Solution
The fourth proportional to 342,846.57, 473,129.61 and 199,704.99 is: 275,593.67
Step by Step Solution
- Step 1: Write the proportion equation
342,846.57 : 473,129.61 = 199,704.99 : x - Step 2: Convert to fraction form
342,846.57/473,129.61 = 199,704.99/x - Step 3: Cross multiply
342,846.57x = 473,129.61 × 199,704.99 - Step 4: Simplify right side
342,846.57x = 94,486,344,033.75 - Step 5: Solve for x
x = 94,486,344,033.75/342,846.57 - Step 6: Final answer
x = 275,593.67
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.