Finding the Fourth Proportional to 358,159.27, 494,251.67 and 197,010.88
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Solution
The fourth proportional to 358,159.27, 494,251.67 and 197,010.88 is: 271,870.55
Step by Step Solution
- Step 1: Write the proportion equation
358,159.27 : 494,251.67 = 197,010.88 : x - Step 2: Convert to fraction form
358,159.27/494,251.67 = 197,010.88/x - Step 3: Cross multiply
358,159.27x = 494,251.67 × 197,010.88 - Step 4: Simplify right side
358,159.27x = 97,372,958,485.23 - Step 5: Solve for x
x = 97,372,958,485.23/358,159.27 - Step 6: Final answer
x = 271,870.55
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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.