Finding the Fourth Proportional to 227,276.10, 338,230.68 and 219,707.70
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Solution
The fourth proportional to 227,276.10, 338,230.68 and 219,707.70 is: 326,967.44
Step by Step Solution
- Step 1: Write the proportion equation
227,276.10 : 338,230.68 = 219,707.70 : x - Step 2: Convert to fraction form
227,276.10/338,230.68 = 219,707.70/x - Step 3: Cross multiply
227,276.10x = 338,230.68 × 219,707.70 - Step 4: Simplify right side
227,276.10x = 74,311,884,772.24 - Step 5: Solve for x
x = 74,311,884,772.24/227,276.10 - Step 6: Final answer
x = 326,967.44
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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.