Finding the Fourth Proportional to 350,640.12, 483,891.66 and 199,733.88
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Solution
The fourth proportional to 350,640.12, 483,891.66 and 199,733.88 is: 275,637.48
Step by Step Solution
- Step 1: Write the proportion equation
350,640.12 : 483,891.66 = 199,733.88 : x - Step 2: Convert to fraction form
350,640.12/483,891.66 = 199,733.88/x - Step 3: Cross multiply
350,640.12x = 483,891.66 × 199,733.88 - Step 4: Simplify right side
350,640.12x = 96,649,558,751.44 - Step 5: Solve for x
x = 96,649,558,751.44/350,640.12 - Step 6: Final answer
x = 275,637.48
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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.