Finding the Fourth Proportional to 358,240.60, 494,371.99 and 197,092.18
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Solution
The fourth proportional to 358,240.60, 494,371.99 and 197,092.18 is: 271,987.19
Step by Step Solution
- Step 1: Write the proportion equation
358,240.60 : 494,371.99 = 197,092.18 : x - Step 2: Convert to fraction form
358,240.60/494,371.99 = 197,092.18/x - Step 3: Cross multiply
358,240.60x = 494,371.99 × 197,092.18 - Step 4: Simplify right side
358,240.60x = 97,436,853,240.04 - Step 5: Solve for x
x = 97,436,853,240.04/358,240.60 - Step 6: Final answer
x = 271,987.19
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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.