Finding the Fourth Proportional to 240,381.37, 331,506.83 and 206,378.99
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Solution
The fourth proportional to 240,381.37, 331,506.83 and 206,378.99 is: 284,614.58
Step by Step Solution
- Step 1: Write the proportion equation
240,381.37 : 331,506.83 = 206,378.99 : x - Step 2: Convert to fraction form
240,381.37/331,506.83 = 206,378.99/x - Step 3: Cross multiply
240,381.37x = 331,506.83 × 206,378.99 - Step 4: Simplify right side
240,381.37x = 68,416,043,694.18 - Step 5: Solve for x
x = 68,416,043,694.18/240,381.37 - Step 6: Final answer
x = 284,614.58
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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.