Finding the Third Proportional to 388 and 896.50
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Solution
The third proportional to 388 and 896.50 is: 2,071.42
Step by Step Solution
- Step 1: Write the proportion equation
388 : 896.50 = 896.50 : x - Step 2: Convert to fraction form
388/896.50 = 896.50/x - Step 3: Cross multiply
388x = 896.50 × 896.50 - Step 4: Simplify right side
388x = 803,712.25 - Step 5: Solve for x
x = 803,712.25/388 - Step 6: Final answer
x = 2,071.42
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These problems maintain the same ratio (2.31) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.