Finding the Fourth Proportional to 366,424.36, 505,664.49 and 203,091.28
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Solution
The fourth proportional to 366,424.36, 505,664.49 and 203,091.28 is: 280,265.34
Step by Step Solution
- Step 1: Write the proportion equation
366,424.36 : 505,664.49 = 203,091.28 : x - Step 2: Convert to fraction form
366,424.36/505,664.49 = 203,091.28/x - Step 3: Cross multiply
366,424.36x = 505,664.49 × 203,091.28 - Step 4: Simplify right side
366,424.36x = 102,696,048,524.65 - Step 5: Solve for x
x = 102,696,048,524.65/366,424.36 - Step 6: Final answer
x = 280,265.34
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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.