Finding the Fourth Proportional to 633.84, 950.63 and 194.99
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Solution
The fourth proportional to 633.84, 950.63 and 194.99 is: 292.45
Step by Step Solution
- Step 1: Write the proportion equation
633.84 : 950.63 = 194.99 : x - Step 2: Convert to fraction form
633.84/950.63 = 194.99/x - Step 3: Cross multiply
633.84x = 950.63 × 194.99 - Step 4: Simplify right side
633.84x = 185,364.75 - Step 5: Solve for x
x = 185,364.75/633.84 - Step 6: Final answer
x = 292.45
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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.