Finding the Fourth Proportional to 682,253.66, 1,022,050.67 and 415,352.18
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Solution
The fourth proportional to 682,253.66, 1,022,050.67 and 415,352.18 is: 622,218.68
Step by Step Solution
- Step 1: Write the proportion equation
682,253.66 : 1,022,050.67 = 415,352.18 : x - Step 2: Convert to fraction form
682,253.66/1,022,050.67 = 415,352.18/x - Step 3: Cross multiply
682,253.66x = 1,022,050.67 × 415,352.18 - Step 4: Simplify right side
682,253.66x = 424,510,973,854.96 - Step 5: Solve for x
x = 424,510,973,854.96/682,253.66 - Step 6: Final answer
x = 622,218.68
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.