Finding the Fourth Proportional to 843,163.21, 1,265,599.79 and 747,712.99
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Solution
The fourth proportional to 843,163.21, 1,265,599.79 and 747,712.99 is: 1,122,327.67
Step by Step Solution
- Step 1: Write the proportion equation
843,163.21 : 1,265,599.79 = 747,712.99 : x - Step 2: Convert to fraction form
843,163.21/1,265,599.79 = 747,712.99/x - Step 3: Cross multiply
843,163.21x = 1,265,599.79 × 747,712.99 - Step 4: Simplify right side
843,163.21x = 946,305,393,057.71 - Step 5: Solve for x
x = 946,305,393,057.71/843,163.21 - Step 6: Final answer
x = 1,122,327.67
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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.