Finding the Third Proportional to 504 and 831.50
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Solution
The third proportional to 504 and 831.50 is: 1,371.81
Step by Step Solution
- Step 1: Write the proportion equation
504 : 831.50 = 831.50 : x - Step 2: Convert to fraction form
504/831.50 = 831.50/x - Step 3: Cross multiply
504x = 831.50 × 831.50 - Step 4: Simplify right side
504x = 691,392.25 - Step 5: Solve for x
x = 691,392.25/504 - Step 6: Final answer
x = 1,371.81
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Why These Related Problems?
These problems maintain the same ratio (1.65) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.