Finding the Fourth Proportional to 633.68, 950.66 and 194.99
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Solution
The fourth proportional to 633.68, 950.66 and 194.99 is: 292.53
Step by Step Solution
- Step 1: Write the proportion equation
633.68 : 950.66 = 194.99 : x - Step 2: Convert to fraction form
633.68/950.66 = 194.99/x - Step 3: Cross multiply
633.68x = 950.66 × 194.99 - Step 4: Simplify right side
633.68x = 185,369.19 - Step 5: Solve for x
x = 185,369.19/633.68 - Step 6: Final answer
x = 292.53
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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.