Finding the Third Proportional to 190 and 300
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Solution
The third proportional to 190 and 300 is: 473.68
Step by Step Solution
- Step 1: Write the proportion equation
190 : 300 = 300 : x - Step 2: Convert to fraction form
190/300 = 300/x - Step 3: Cross multiply
190x = 300 × 300 - Step 4: Simplify right side
190x = 90,000 - Step 5: Solve for x
x = 90,000/190 - Step 6: Final answer
x = 473.68
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These problems maintain the same ratio (1.58) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.