Finding the Fourth Proportional to 295,998.69, 408,205.62 and 193,986.99
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Solution
The fourth proportional to 295,998.69, 408,205.62 and 193,986.99 is: 267,523.41
Step by Step Solution
- Step 1: Write the proportion equation
295,998.69 : 408,205.62 = 193,986.99 : x - Step 2: Convert to fraction form
295,998.69/408,205.62 = 193,986.99/x - Step 3: Cross multiply
295,998.69x = 408,205.62 × 193,986.99 - Step 4: Simplify right side
295,998.69x = 79,186,579,524.88 - Step 5: Solve for x
x = 79,186,579,524.88/295,998.69 - Step 6: Final answer
x = 267,523.41
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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.