Finding the Fourth Proportional to 433.69, 650.57 and 177.19
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Solution
The fourth proportional to 433.69, 650.57 and 177.19 is: 265.80
Step by Step Solution
- Step 1: Write the proportion equation
433.69 : 650.57 = 177.19 : x - Step 2: Convert to fraction form
433.69/650.57 = 177.19/x - Step 3: Cross multiply
433.69x = 650.57 × 177.19 - Step 4: Simplify right side
433.69x = 115,271.99 - Step 5: Solve for x
x = 115,271.99/433.69 - Step 6: Final answer
x = 265.80
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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.