Finding the Fourth Proportional to 295,713.26, 408,084.28 and 161,577.26
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Solution
The fourth proportional to 295,713.26, 408,084.28 and 161,577.26 is: 222,976.61
Step by Step Solution
- Step 1: Write the proportion equation
295,713.26 : 408,084.28 = 161,577.26 : x - Step 2: Convert to fraction form
295,713.26/408,084.28 = 161,577.26/x - Step 3: Cross multiply
295,713.26x = 408,084.28 × 161,577.26 - Step 4: Simplify right side
295,713.26x = 65,937,139,811.47 - Step 5: Solve for x
x = 65,937,139,811.47/295,713.26 - Step 6: Final answer
x = 222,976.61
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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.