Finding the Fourth Proportional to 366.62, 550.35 and 289.84
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Solution
The fourth proportional to 366.62, 550.35 and 289.84 is: 435.09
Step by Step Solution
- Step 1: Write the proportion equation
366.62 : 550.35 = 289.84 : x - Step 2: Convert to fraction form
366.62/550.35 = 289.84/x - Step 3: Cross multiply
366.62x = 550.35 × 289.84 - Step 4: Simplify right side
366.62x = 159,509.24 - Step 5: Solve for x
x = 159,509.24/366.62 - Step 6: Final answer
x = 435.09
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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.