Finding the Third Proportional to 219 and 228
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Solution
The third proportional to 219 and 228 is: 237.37
Step by Step Solution
- Step 1: Write the proportion equation
219 : 228 = 228 : x - Step 2: Convert to fraction form
219/228 = 228/x - Step 3: Cross multiply
219x = 228 × 228 - Step 4: Simplify right side
219x = 51,984 - Step 5: Solve for x
x = 51,984/219 - Step 6: Final answer
x = 237.37
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These problems maintain the same ratio (1.04) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.