Finding the Third Proportional to 540 and 835.50
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Solution
The third proportional to 540 and 835.50 is: 1,292.70
Step by Step Solution
- Step 1: Write the proportion equation
540 : 835.50 = 835.50 : x - Step 2: Convert to fraction form
540/835.50 = 835.50/x - Step 3: Cross multiply
540x = 835.50 × 835.50 - Step 4: Simplify right side
540x = 698,060.25 - Step 5: Solve for x
x = 698,060.25/540 - Step 6: Final answer
x = 1,292.70
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These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.