Finding the Third Proportional to 234 and 321.50
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Solution
The third proportional to 234 and 321.50 is: 441.72
Step by Step Solution
- Step 1: Write the proportion equation
234 : 321.50 = 321.50 : x - Step 2: Convert to fraction form
234/321.50 = 321.50/x - Step 3: Cross multiply
234x = 321.50 × 321.50 - Step 4: Simplify right side
234x = 103,362.25 - Step 5: Solve for x
x = 103,362.25/234 - Step 6: Final answer
x = 441.72
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These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.