Finding the Fourth Proportional to 505,186.18, 757,175.82 and 234,949.66
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Solution
The fourth proportional to 505,186.18, 757,175.82 and 234,949.66 is: 352,143.84
Step by Step Solution
- Step 1: Write the proportion equation
505,186.18 : 757,175.82 = 234,949.66 : x - Step 2: Convert to fraction form
505,186.18/757,175.82 = 234,949.66/x - Step 3: Cross multiply
505,186.18x = 757,175.82 × 234,949.66 - Step 4: Simplify right side
505,186.18x = 177,898,201,469.22 - Step 5: Solve for x
x = 177,898,201,469.22/505,186.18 - Step 6: Final answer
x = 352,143.84
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.