Finding the Third Proportional to 520 and 846.50
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Solution
The third proportional to 520 and 846.50 is: 1,378.00
Step by Step Solution
- Step 1: Write the proportion equation
520 : 846.50 = 846.50 : x - Step 2: Convert to fraction form
520/846.50 = 846.50/x - Step 3: Cross multiply
520x = 846.50 × 846.50 - Step 4: Simplify right side
520x = 716,562.25 - Step 5: Solve for x
x = 716,562.25/520 - Step 6: Final answer
x = 1,378.00
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Why These Related Problems?
These problems maintain the same ratio (1.63) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.