Finding the Fourth Proportional to 848,361.28, 1,170,760.92 and 466,397.68
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Solution
The fourth proportional to 848,361.28, 1,170,760.92 and 466,397.68 is: 643,641.09
Step by Step Solution
- Step 1: Write the proportion equation
848,361.28 : 1,170,760.92 = 466,397.68 : x - Step 2: Convert to fraction form
848,361.28/1,170,760.92 = 466,397.68/x - Step 3: Cross multiply
848,361.28x = 1,170,760.92 × 466,397.68 - Step 4: Simplify right side
848,361.28x = 546,040,176,922.67 - Step 5: Solve for x
x = 546,040,176,922.67/848,361.28 - Step 6: Final answer
x = 643,641.09
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.