Finding the Third Proportional to 549.50 and 705
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Solution
The third proportional to 549.50 and 705 is: 904.50
Step by Step Solution
- Step 1: Write the proportion equation
549.50 : 705 = 705 : x - Step 2: Convert to fraction form
549.50/705 = 705/x - Step 3: Cross multiply
549.50x = 705 × 705 - Step 4: Simplify right side
549.50x = 497,025 - Step 5: Solve for x
x = 497,025/549.50 - Step 6: Final answer
x = 904.50
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Why These Related Problems?
These problems maintain the same ratio (1.28) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.