Finding the Fourth Proportional to 549.24, 823.57 and 183.91
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Solution
The fourth proportional to 549.24, 823.57 and 183.91 is: 275.76
Step by Step Solution
- Step 1: Write the proportion equation
549.24 : 823.57 = 183.91 : x - Step 2: Convert to fraction form
549.24/823.57 = 183.91/x - Step 3: Cross multiply
549.24x = 823.57 × 183.91 - Step 4: Simplify right side
549.24x = 151,460.24 - Step 5: Solve for x
x = 151,460.24/549.24 - Step 6: Final answer
x = 275.76
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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.