Finding the Fourth Proportional to 229,658.20, 343,709.70 and 201,664.60
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Solution
The fourth proportional to 229,658.20, 343,709.70 and 201,664.60 is: 301,814.08
Step by Step Solution
- Step 1: Write the proportion equation
229,658.20 : 343,709.70 = 201,664.60 : x - Step 2: Convert to fraction form
229,658.20/343,709.70 = 201,664.60/x - Step 3: Cross multiply
229,658.20x = 343,709.70 × 201,664.60 - Step 4: Simplify right side
229,658.20x = 69,314,079,166.62 - Step 5: Solve for x
x = 69,314,079,166.62/229,658.20 - Step 6: Final answer
x = 301,814.08
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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.