Finding the Fourth Proportional to 357.21, 535.96 and 183.99
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Solution
The fourth proportional to 357.21, 535.96 and 183.99 is: 276.05
Step by Step Solution
- Step 1: Write the proportion equation
357.21 : 535.96 = 183.99 : x - Step 2: Convert to fraction form
357.21/535.96 = 183.99/x - Step 3: Cross multiply
357.21x = 535.96 × 183.99 - Step 4: Simplify right side
357.21x = 98,609.23 - Step 5: Solve for x
x = 98,609.23/357.21 - Step 6: Final answer
x = 276.05
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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.