Finding the Third Proportional to 543 and 913.50
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Solution
The third proportional to 543 and 913.50 is: 1,536.80
Step by Step Solution
- Step 1: Write the proportion equation
543 : 913.50 = 913.50 : x - Step 2: Convert to fraction form
543/913.50 = 913.50/x - Step 3: Cross multiply
543x = 913.50 × 913.50 - Step 4: Simplify right side
543x = 834,482.25 - Step 5: Solve for x
x = 834,482.25/543 - Step 6: Final answer
x = 1,536.80
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Why These Related Problems?
These problems maintain the same ratio (1.68) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.