Finding the Fourth Proportional to 201,697.80, 302,546.70 and 196,513.80
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Solution
The fourth proportional to 201,697.80, 302,546.70 and 196,513.80 is: 294,770.70
Step by Step Solution
- Step 1: Write the proportion equation
201,697.80 : 302,546.70 = 196,513.80 : x - Step 2: Convert to fraction form
201,697.80/302,546.70 = 196,513.80/x - Step 3: Cross multiply
201,697.80x = 302,546.70 × 196,513.80 - Step 4: Simplify right side
201,697.80x = 59,454,601,694.46 - Step 5: Solve for x
x = 59,454,601,694.46/201,697.80 - Step 6: Final answer
x = 294,770.70
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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.