Finding the Fourth Proportional to 295,706.75, 408,075.68 and 161,570.75
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Solution
The fourth proportional to 295,706.75, 408,075.68 and 161,570.75 is: 222,967.83
Step by Step Solution
- Step 1: Write the proportion equation
295,706.75 : 408,075.68 = 161,570.75 : x - Step 2: Convert to fraction form
295,706.75/408,075.68 = 161,570.75/x - Step 3: Cross multiply
295,706.75x = 408,075.68 × 161,570.75 - Step 4: Simplify right side
295,706.75x = 65,933,093,674.36 - Step 5: Solve for x
x = 65,933,093,674.36/295,706.75 - Step 6: Final answer
x = 222,967.83
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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.