Finding the Fourth Proportional to 211,546.10, 317,319.15 and 201,704.60
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Solution
The fourth proportional to 211,546.10, 317,319.15 and 201,704.60 is: 302,556.90
Step by Step Solution
- Step 1: Write the proportion equation
211,546.10 : 317,319.15 = 201,704.60 : x - Step 2: Convert to fraction form
211,546.10/317,319.15 = 201,704.60/x - Step 3: Cross multiply
211,546.10x = 317,319.15 × 201,704.60 - Step 4: Simplify right side
211,546.10x = 64,004,732,223.09 - Step 5: Solve for x
x = 64,004,732,223.09/211,546.10 - Step 6: Final answer
x = 302,556.90
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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.