Finding the Third Proportional to 386 and 604
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Solution
The third proportional to 386 and 604 is: 945.12
Step by Step Solution
- Step 1: Write the proportion equation
386 : 604 = 604 : x - Step 2: Convert to fraction form
386/604 = 604/x - Step 3: Cross multiply
386x = 604 × 604 - Step 4: Simplify right side
386x = 364,816 - Step 5: Solve for x
x = 364,816/386 - Step 6: Final answer
x = 945.12
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These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.