Finding the Third Proportional to 457,918.31 and 673,165.05
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Solution
The third proportional to 457,918.31 and 673,165.05 is: 989,589.58
Step by Step Solution
- Step 1: Write the proportion equation
457,918.31 : 673,165.05 = 673,165.05 : x - Step 2: Convert to fraction form
457,918.31/673,165.05 = 673,165.05/x - Step 3: Cross multiply
457,918.31x = 673,165.05 × 673,165.05 - Step 4: Simplify right side
457,918.31x = 453,151,190,852.43 - Step 5: Solve for x
x = 453,151,190,852.43/457,918.31 - Step 6: Final answer
x = 989,589.58
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These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.