Finding the Fourth Proportional to 271,960.80, 407,134.80 and 202,149.60
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Solution
The fourth proportional to 271,960.80, 407,134.80 and 202,149.60 is: 302,625.00
Step by Step Solution
- Step 1: Write the proportion equation
271,960.80 : 407,134.80 = 202,149.60 : x - Step 2: Convert to fraction form
271,960.80/407,134.80 = 202,149.60/x - Step 3: Cross multiply
271,960.80x = 407,134.80 × 202,149.60 - Step 4: Simplify right side
271,960.80x = 82,302,136,966.08 - Step 5: Solve for x
x = 82,302,136,966.08/271,960.80 - Step 6: Final answer
x = 302,625.00
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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.