Finding the Fourth Proportional to 229,682.20, 343,745.70 and 201,688.60
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Solution
The fourth proportional to 229,682.20, 343,745.70 and 201,688.60 is: 301,850.07
Step by Step Solution
- Step 1: Write the proportion equation
229,682.20 : 343,745.70 = 201,688.60 : x - Step 2: Convert to fraction form
229,682.20/343,745.70 = 201,688.60/x - Step 3: Cross multiply
229,682.20x = 343,745.70 × 201,688.60 - Step 4: Simplify right side
229,682.20x = 69,329,588,989.02 - Step 5: Solve for x
x = 69,329,588,989.02/229,682.20 - Step 6: Final answer
x = 301,850.07
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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.