Finding the Fourth Proportional to 227,324.79, 313,701.35 and 125,350.20
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Solution
The fourth proportional to 227,324.79, 313,701.35 and 125,350.20 is: 172,979.49
Step by Step Solution
- Step 1: Write the proportion equation
227,324.79 : 313,701.35 = 125,350.20 : x - Step 2: Convert to fraction form
227,324.79/313,701.35 = 125,350.20/x - Step 3: Cross multiply
227,324.79x = 313,701.35 × 125,350.20 - Step 4: Simplify right side
227,324.79x = 39,322,526,336.02 - Step 5: Solve for x
x = 39,322,526,336.02/227,324.79 - Step 6: Final answer
x = 172,979.49
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1.5x scale
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.