Finding the Fourth Proportional to 295,791.75, 408,192.62 and 161,655.75
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Solution
The fourth proportional to 295,791.75, 408,192.62 and 161,655.75 is: 223,084.94
Step by Step Solution
- Step 1: Write the proportion equation
295,791.75 : 408,192.62 = 161,655.75 : x - Step 2: Convert to fraction form
295,791.75/408,192.62 = 161,655.75/x - Step 3: Cross multiply
295,791.75x = 408,192.62 × 161,655.75 - Step 4: Simplify right side
295,791.75x = 65,986,683,322.29 - Step 5: Solve for x
x = 65,986,683,322.29/295,791.75 - Step 6: Final answer
x = 223,084.94
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1.5x scale
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.