Finding the Fourth Proportional to 366,263.28, 505,236.96 and 213,283.44
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Solution
The fourth proportional to 366,263.28, 505,236.96 and 213,283.44 is: 294,210.98
Step by Step Solution
- Step 1: Write the proportion equation
366,263.28 : 505,236.96 = 213,283.44 : x - Step 2: Convert to fraction form
366,263.28/505,236.96 = 213,283.44/x - Step 3: Cross multiply
366,263.28x = 505,236.96 × 213,283.44 - Step 4: Simplify right side
366,263.28x = 107,758,676,843.94 - Step 5: Solve for x
x = 107,758,676,843.94/366,263.28 - Step 6: Final answer
x = 294,210.98
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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.