Finding the Third Proportional to 469.50 and 716.25
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Solution
The third proportional to 469.50 and 716.25 is: 1,092.68
Step by Step Solution
- Step 1: Write the proportion equation
469.50 : 716.25 = 716.25 : x - Step 2: Convert to fraction form
469.50/716.25 = 716.25/x - Step 3: Cross multiply
469.50x = 716.25 × 716.25 - Step 4: Simplify right side
469.50x = 513,014.06 - Step 5: Solve for x
x = 513,014.06/469.50 - Step 6: Final answer
x = 1,092.68
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Why These Related Problems?
These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.