Finding the Third Proportional to 369 and 433.50
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Solution
The third proportional to 369 and 433.50 is: 509.27
Step by Step Solution
- Step 1: Write the proportion equation
369 : 433.50 = 433.50 : x - Step 2: Convert to fraction form
369/433.50 = 433.50/x - Step 3: Cross multiply
369x = 433.50 × 433.50 - Step 4: Simplify right side
369x = 187,922.25 - Step 5: Solve for x
x = 187,922.25/369 - Step 6: Final answer
x = 509.27
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Why These Related Problems?
These problems maintain the same ratio (1.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.