Finding the Fourth Proportional to 343,674.63, 515,675.97 and 166,082.94
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Solution
The fourth proportional to 343,674.63, 515,675.97 and 166,082.94 is: 249,203.68
Step by Step Solution
- Step 1: Write the proportion equation
343,674.63 : 515,675.97 = 166,082.94 : x - Step 2: Convert to fraction form
343,674.63/515,675.97 = 166,082.94/x - Step 3: Cross multiply
343,674.63x = 515,675.97 × 166,082.94 - Step 4: Simplify right side
343,674.63x = 85,644,981,184.95 - Step 5: Solve for x
x = 85,644,981,184.95/343,674.63 - Step 6: Final answer
x = 249,203.68
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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.