Finding the Fourth Proportional to 293.11, 439.80 and 201.99
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Solution
The fourth proportional to 293.11, 439.80 and 201.99 is: 303.08
Step by Step Solution
- Step 1: Write the proportion equation
293.11 : 439.80 = 201.99 : x - Step 2: Convert to fraction form
293.11/439.80 = 201.99/x - Step 3: Cross multiply
293.11x = 439.80 × 201.99 - Step 4: Simplify right side
293.11x = 88,835.20 - Step 5: Solve for x
x = 88,835.20/293.11 - Step 6: Final answer
x = 303.08
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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.