Finding the Fourth Proportional to 550.40, 825.28 and 184.99
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Solution
The fourth proportional to 550.40, 825.28 and 184.99 is: 277.38
Step by Step Solution
- Step 1: Write the proportion equation
550.40 : 825.28 = 184.99 : x - Step 2: Convert to fraction form
550.40/825.28 = 184.99/x - Step 3: Cross multiply
550.40x = 825.28 × 184.99 - Step 4: Simplify right side
550.40x = 152,668.55 - Step 5: Solve for x
x = 152,668.55/550.40 - Step 6: Final answer
x = 277.38
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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.