Finding the Third Proportional to 219 and 554
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Solution
The third proportional to 219 and 554 is: 1,401.44
Step by Step Solution
- Step 1: Write the proportion equation
219 : 554 = 554 : x - Step 2: Convert to fraction form
219/554 = 554/x - Step 3: Cross multiply
219x = 554 × 554 - Step 4: Simplify right side
219x = 306,916 - Step 5: Solve for x
x = 306,916/219 - Step 6: Final answer
x = 1,401.44
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These problems maintain the same ratio (2.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.