Finding the Fourth Proportional to 297,138.82, 445,660.61 and 94,708.62
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Solution
The fourth proportional to 297,138.82, 445,660.61 and 94,708.62 is: 142,047.75
Step by Step Solution
- Step 1: Write the proportion equation
297,138.82 : 445,660.61 = 94,708.62 : x - Step 2: Convert to fraction form
297,138.82/445,660.61 = 94,708.62/x - Step 3: Cross multiply
297,138.82x = 445,660.61 × 94,708.62 - Step 4: Simplify right side
297,138.82x = 42,207,901,361.46 - Step 5: Solve for x
x = 42,207,901,361.46/297,138.82 - Step 6: Final answer
x = 142,047.75
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.