Finding the Fourth Proportional to 366.08, 548.68 and 221.88
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Solution
The fourth proportional to 366.08, 548.68 and 221.88 is: 332.55
Step by Step Solution
- Step 1: Write the proportion equation
366.08 : 548.68 = 221.88 : x - Step 2: Convert to fraction form
366.08/548.68 = 221.88/x - Step 3: Cross multiply
366.08x = 548.68 × 221.88 - Step 4: Simplify right side
366.08x = 121,741.12 - Step 5: Solve for x
x = 121,741.12/366.08 - Step 6: Final answer
x = 332.55
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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.