Finding the Fourth Proportional to 549.29, 824.09 and 305.99
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Solution
The fourth proportional to 549.29, 824.09 and 305.99 is: 459.07
Step by Step Solution
- Step 1: Write the proportion equation
549.29 : 824.09 = 305.99 : x - Step 2: Convert to fraction form
549.29/824.09 = 305.99/x - Step 3: Cross multiply
549.29x = 824.09 × 305.99 - Step 4: Simplify right side
549.29x = 252,163.30 - Step 5: Solve for x
x = 252,163.30/549.29 - Step 6: Final answer
x = 459.07
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.