Finding the Fourth Proportional to 201,740.70, 302,611.05 and 192,555.30
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Solution
The fourth proportional to 201,740.70, 302,611.05 and 192,555.30 is: 288,832.95
Step by Step Solution
- Step 1: Write the proportion equation
201,740.70 : 302,611.05 = 192,555.30 : x - Step 2: Convert to fraction form
201,740.70/302,611.05 = 192,555.30/x - Step 3: Cross multiply
201,740.70x = 302,611.05 × 192,555.30 - Step 4: Simplify right side
201,740.70x = 58,269,361,516.07 - Step 5: Solve for x
x = 58,269,361,516.07/201,740.70 - Step 6: Final answer
x = 288,832.95
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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.