Finding the Fourth Proportional to 699,640.67, 1,049,536.00 and 194,203.79
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Solution
The fourth proportional to 699,640.67, 1,049,536.00 and 194,203.79 is: 291,326.50
Step by Step Solution
- Step 1: Write the proportion equation
699,640.67 : 1,049,536.00 = 194,203.79 : x - Step 2: Convert to fraction form
699,640.67/1,049,536.00 = 194,203.79/x - Step 3: Cross multiply
699,640.67x = 1,049,536.00 × 194,203.79 - Step 4: Simplify right side
699,640.67x = 203,823,867,872.28 - Step 5: Solve for x
x = 203,823,867,872.28/699,640.67 - Step 6: Final answer
x = 291,326.50
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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.