Finding the Fourth Proportional to 270,042.42, 404,683.32 and 206,616.99
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Solution
The fourth proportional to 270,042.42, 404,683.32 and 206,616.99 is: 309,634.50
Step by Step Solution
- Step 1: Write the proportion equation
270,042.42 : 404,683.32 = 206,616.99 : x - Step 2: Convert to fraction form
270,042.42/404,683.32 = 206,616.99/x - Step 3: Cross multiply
270,042.42x = 404,683.32 × 206,616.99 - Step 4: Simplify right side
270,042.42x = 83,614,449,481.61 - Step 5: Solve for x
x = 83,614,449,481.61/270,042.42 - Step 6: Final answer
x = 309,634.50
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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.