Finding the Fourth Proportional to 366.13, 548.99 and 122.52
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Solution
The fourth proportional to 366.13, 548.99 and 122.52 is: 183.71
Step by Step Solution
- Step 1: Write the proportion equation
366.13 : 548.99 = 122.52 : x - Step 2: Convert to fraction form
366.13/548.99 = 122.52/x - Step 3: Cross multiply
366.13x = 548.99 × 122.52 - Step 4: Simplify right side
366.13x = 67,262.25 - Step 5: Solve for x
x = 67,262.25/366.13 - Step 6: Final answer
x = 183.71
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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.