Finding the Third Proportional to 318 and 533
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Solution
The third proportional to 318 and 533 is: 893.36
Step by Step Solution
- Step 1: Write the proportion equation
318 : 533 = 533 : x - Step 2: Convert to fraction form
318/533 = 533/x - Step 3: Cross multiply
318x = 533 × 533 - Step 4: Simplify right side
318x = 284,089 - Step 5: Solve for x
x = 284,089/318 - Step 6: Final answer
x = 893.36
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These problems maintain the same ratio (1.68) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.