Finding the Third Proportional to 405,926.44 and 618,458.63
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Solution
The third proportional to 405,926.44 and 618,458.63 is: 942,266.96
Step by Step Solution
- Step 1: Write the proportion equation
405,926.44 : 618,458.63 = 618,458.63 : x - Step 2: Convert to fraction form
405,926.44/618,458.63 = 618,458.63/x - Step 3: Cross multiply
405,926.44x = 618,458.63 × 618,458.63 - Step 4: Simplify right side
405,926.44x = 382,491,070,836.89 - Step 5: Solve for x
x = 382,491,070,836.89/405,926.44 - Step 6: Final answer
x = 942,266.96
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These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.