Finding the Fourth Proportional to 334,125.78, 501,063.84 and 134,378.70
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Solution
The fourth proportional to 334,125.78, 501,063.84 and 134,378.70 is: 201,517.85
Step by Step Solution
- Step 1: Write the proportion equation
334,125.78 : 501,063.84 = 134,378.70 : x - Step 2: Convert to fraction form
334,125.78/501,063.84 = 134,378.70/x - Step 3: Cross multiply
334,125.78x = 501,063.84 × 134,378.70 - Step 4: Simplify right side
334,125.78x = 67,332,307,436.21 - Step 5: Solve for x
x = 67,332,307,436.21/334,125.78 - Step 6: Final answer
x = 201,517.85
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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.