Finding the Third Proportional to 292,453.88 and 628,431.75
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Solution
The third proportional to 292,453.88 and 628,431.75 is: 1,350,388.89
Step by Step Solution
- Step 1: Write the proportion equation
292,453.88 : 628,431.75 = 628,431.75 : x - Step 2: Convert to fraction form
292,453.88/628,431.75 = 628,431.75/x - Step 3: Cross multiply
292,453.88x = 628,431.75 × 628,431.75 - Step 4: Simplify right side
292,453.88x = 394,926,464,408.06 - Step 5: Solve for x
x = 394,926,464,408.06/292,453.88 - Step 6: Final answer
x = 1,350,388.89
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These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.