Finding the Third Proportional to 190 and 372
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Solution
The third proportional to 190 and 372 is: 728.34
Step by Step Solution
- Step 1: Write the proportion equation
190 : 372 = 372 : x - Step 2: Convert to fraction form
190/372 = 372/x - Step 3: Cross multiply
190x = 372 × 372 - Step 4: Simplify right side
190x = 138,384 - Step 5: Solve for x
x = 138,384/190 - Step 6: Final answer
x = 728.34
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These problems maintain the same ratio (1.96) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.