Finding the Third Proportional to 306,987.75 and 471,202.88
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Solution
The third proportional to 306,987.75 and 471,202.88 is: 723,260.62
Step by Step Solution
- Step 1: Write the proportion equation
306,987.75 : 471,202.88 = 471,202.88 : x - Step 2: Convert to fraction form
306,987.75/471,202.88 = 471,202.88/x - Step 3: Cross multiply
306,987.75x = 471,202.88 × 471,202.88 - Step 4: Simplify right side
306,987.75x = 222,032,149,408.27 - Step 5: Solve for x
x = 222,032,149,408.27/306,987.75 - Step 6: Final answer
x = 723,260.62
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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.