Finding the Fourth Proportional to 293,174.13, 404,911.80 and 197,514.75
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Solution
The fourth proportional to 293,174.13, 404,911.80 and 197,514.75 is: 272,793.69
Step by Step Solution
- Step 1: Write the proportion equation
293,174.13 : 404,911.80 = 197,514.75 : x - Step 2: Convert to fraction form
293,174.13/404,911.80 = 197,514.75/x - Step 3: Cross multiply
293,174.13x = 404,911.80 × 197,514.75 - Step 4: Simplify right side
293,174.13x = 79,976,052,949.05 - Step 5: Solve for x
x = 79,976,052,949.05/293,174.13 - Step 6: Final answer
x = 272,793.69
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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.