Finding the Third Proportional to 501 and 861.50
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Solution
The third proportional to 501 and 861.50 is: 1,481.40
Step by Step Solution
- Step 1: Write the proportion equation
501 : 861.50 = 861.50 : x - Step 2: Convert to fraction form
501/861.50 = 861.50/x - Step 3: Cross multiply
501x = 861.50 × 861.50 - Step 4: Simplify right side
501x = 742,182.25 - Step 5: Solve for x
x = 742,182.25/501 - Step 6: Final answer
x = 1,481.40
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Why These Related Problems?
These problems maintain the same ratio (1.72) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.