Finding the Fourth Proportional to 226,406.53, 339,872.24 and 121,430.53
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Solution
The fourth proportional to 226,406.53, 339,872.24 and 121,430.53 is: 182,286.55
Step by Step Solution
- Step 1: Write the proportion equation
226,406.53 : 339,872.24 = 121,430.53 : x - Step 2: Convert to fraction form
226,406.53/339,872.24 = 121,430.53/x - Step 3: Cross multiply
226,406.53x = 339,872.24 × 121,430.53 - Step 4: Simplify right side
226,406.53x = 41,270,866,235.49 - Step 5: Solve for x
x = 41,270,866,235.49/226,406.53 - Step 6: Final answer
x = 182,286.55
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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.