Finding the Fourth Proportional to 366,716.26, 506,315.94 and 229,105.66
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Solution
The fourth proportional to 366,716.26, 506,315.94 and 229,105.66 is: 316,320.44
Step by Step Solution
- Step 1: Write the proportion equation
366,716.26 : 506,315.94 = 229,105.66 : x - Step 2: Convert to fraction form
366,716.26/506,315.94 = 229,105.66/x - Step 3: Cross multiply
366,716.26x = 506,315.94 × 229,105.66 - Step 4: Simplify right side
366,716.26x = 115,999,847,602.22 - Step 5: Solve for x
x = 115,999,847,602.22/366,716.26 - Step 6: Final answer
x = 316,320.44
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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.