Finding the Fourth Proportional to 213,029.62, 319,524.99 and 196,324.18
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Solution
The fourth proportional to 213,029.62, 319,524.99 and 196,324.18 is: 294,468.35
Step by Step Solution
- Step 1: Write the proportion equation
213,029.62 : 319,524.99 = 196,324.18 : x - Step 2: Convert to fraction form
213,029.62/319,524.99 = 196,324.18/x - Step 3: Cross multiply
213,029.62x = 319,524.99 × 196,324.18 - Step 4: Simplify right side
213,029.62x = 62,730,481,651.26 - Step 5: Solve for x
x = 62,730,481,651.26/213,029.62 - Step 6: Final answer
x = 294,468.35
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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.