Finding the Fourth Proportional to 217,232.70, 325,849.05 and 201,486.30
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Solution
The fourth proportional to 217,232.70, 325,849.05 and 201,486.30 is: 302,229.45
Step by Step Solution
- Step 1: Write the proportion equation
217,232.70 : 325,849.05 = 201,486.30 : x - Step 2: Convert to fraction form
217,232.70/325,849.05 = 201,486.30/x - Step 3: Cross multiply
217,232.70x = 325,849.05 × 201,486.30 - Step 4: Simplify right side
217,232.70x = 65,654,119,443.02 - Step 5: Solve for x
x = 65,654,119,443.02/217,232.70 - Step 6: Final answer
x = 302,229.45
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1.5x scale
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.