Finding the Fourth Proportional to 217,276.20, 325,914.30 and 201,529.80
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Solution
The fourth proportional to 217,276.20, 325,914.30 and 201,529.80 is: 302,294.70
Step by Step Solution
- Step 1: Write the proportion equation
217,276.20 : 325,914.30 = 201,529.80 : x - Step 2: Convert to fraction form
217,276.20/325,914.30 = 201,529.80/x - Step 3: Cross multiply
217,276.20x = 325,914.30 × 201,529.80 - Step 4: Simplify right side
217,276.20x = 65,681,443,696.14 - Step 5: Solve for x
x = 65,681,443,696.14/217,276.20 - Step 6: Final answer
x = 302,294.70
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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.