Finding the Fourth Proportional to 398,260.67, 597,145.75 and 195,599.03
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Solution
The fourth proportional to 398,260.67, 597,145.75 and 195,599.03 is: 293,278.09
Step by Step Solution
- Step 1: Write the proportion equation
398,260.67 : 597,145.75 = 195,599.03 : x - Step 2: Convert to fraction form
398,260.67/597,145.75 = 195,599.03/x - Step 3: Cross multiply
398,260.67x = 597,145.75 × 195,599.03 - Step 4: Simplify right side
398,260.67x = 116,801,125,993.90 - Step 5: Solve for x
x = 116,801,125,993.90/398,260.67 - Step 6: Final answer
x = 293,278.09
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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.