Finding the Fourth Proportional to 227,540.52, 339,580.56 and 202,318.80
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Solution
The fourth proportional to 227,540.52, 339,580.56 and 202,318.80 is: 301,939.77
Step by Step Solution
- Step 1: Write the proportion equation
227,540.52 : 339,580.56 = 202,318.80 : x - Step 2: Convert to fraction form
227,540.52/339,580.56 = 202,318.80/x - Step 3: Cross multiply
227,540.52x = 339,580.56 × 202,318.80 - Step 4: Simplify right side
227,540.52x = 68,703,531,402.53 - Step 5: Solve for x
x = 68,703,531,402.53/227,540.52 - Step 6: Final answer
x = 301,939.77
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.