Finding the Fourth Proportional to 366.18, 549.14 and 122.65
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Solution
The fourth proportional to 366.18, 549.14 and 122.65 is: 183.93
Step by Step Solution
- Step 1: Write the proportion equation
366.18 : 549.14 = 122.65 : x - Step 2: Convert to fraction form
366.18/549.14 = 122.65/x - Step 3: Cross multiply
366.18x = 549.14 × 122.65 - Step 4: Simplify right side
366.18x = 67,352.55 - Step 5: Solve for x
x = 67,352.55/366.18 - Step 6: Final answer
x = 183.93
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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.