Finding the Fourth Proportional to 358,227.28, 494,335.69 and 197,078.19
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Solution
The fourth proportional to 358,227.28, 494,335.69 and 197,078.19 is: 271,958.02
Step by Step Solution
- Step 1: Write the proportion equation
358,227.28 : 494,335.69 = 197,078.19 : x - Step 2: Convert to fraction form
358,227.28/494,335.69 = 197,078.19/x - Step 3: Cross multiply
358,227.28x = 494,335.69 × 197,078.19 - Step 4: Simplify right side
358,227.28x = 97,422,783,037.60 - Step 5: Solve for x
x = 97,422,783,037.60/358,227.28 - Step 6: Final answer
x = 271,958.02
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.