Finding the Third Proportional to 220 and 224
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Solution
The third proportional to 220 and 224 is: 228.07
Step by Step Solution
- Step 1: Write the proportion equation
220 : 224 = 224 : x - Step 2: Convert to fraction form
220/224 = 224/x - Step 3: Cross multiply
220x = 224 × 224 - Step 4: Simplify right side
220x = 50,176 - Step 5: Solve for x
x = 50,176/220 - Step 6: Final answer
x = 228.07
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These problems maintain the same ratio (1.02) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.