Finding the Fourth Proportional to 332.91, 499.64 and 195.75
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Solution
The fourth proportional to 332.91, 499.64 and 195.75 is: 293.78
Step by Step Solution
- Step 1: Write the proportion equation
332.91 : 499.64 = 195.75 : x - Step 2: Convert to fraction form
332.91/499.64 = 195.75/x - Step 3: Cross multiply
332.91x = 499.64 × 195.75 - Step 4: Simplify right side
332.91x = 97,803.55 - Step 5: Solve for x
x = 97,803.55/332.91 - Step 6: Final answer
x = 293.78
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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.