Finding the Fourth Proportional to 226,657.60, 339,986.40 and 202,163.20
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Solution
The fourth proportional to 226,657.60, 339,986.40 and 202,163.20 is: 303,244.80
Step by Step Solution
- Step 1: Write the proportion equation
226,657.60 : 339,986.40 = 202,163.20 : x - Step 2: Convert to fraction form
226,657.60/339,986.40 = 202,163.20/x - Step 3: Cross multiply
226,657.60x = 339,986.40 × 202,163.20 - Step 4: Simplify right side
226,657.60x = 68,732,738,580.48 - Step 5: Solve for x
x = 68,732,738,580.48/226,657.60 - Step 6: Final answer
x = 303,244.80
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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.