Finding the Fourth Proportional to 377,814.80, 566,722.20 and 218,163.80
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Solution
The fourth proportional to 377,814.80, 566,722.20 and 218,163.80 is: 327,245.70
Step by Step Solution
- Step 1: Write the proportion equation
377,814.80 : 566,722.20 = 218,163.80 : x - Step 2: Convert to fraction form
377,814.80/566,722.20 = 218,163.80/x - Step 3: Cross multiply
377,814.80x = 566,722.20 × 218,163.80 - Step 4: Simplify right side
377,814.80x = 123,638,268,696.36 - Step 5: Solve for x
x = 123,638,268,696.36/377,814.80 - Step 6: Final answer
x = 327,245.70
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.