Finding the Fourth Proportional to 414,146.09, 571,514.67 and 230,382.47
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Solution
The fourth proportional to 414,146.09, 571,514.67 and 230,382.47 is: 317,923.95
Step by Step Solution
- Step 1: Write the proportion equation
414,146.09 : 571,514.67 = 230,382.47 : x - Step 2: Convert to fraction form
414,146.09/571,514.67 = 230,382.47/x - Step 3: Cross multiply
414,146.09x = 571,514.67 × 230,382.47 - Step 4: Simplify right side
414,146.09x = 131,666,958,458.26 - Step 5: Solve for x
x = 131,666,958,458.26/414,146.09 - Step 6: Final answer
x = 317,923.95
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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.