Finding the Fourth Proportional to 434,265.67, 651,367.21 and 134,738.53
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Solution
The fourth proportional to 434,265.67, 651,367.21 and 134,738.53 is: 202,098.09
Step by Step Solution
- Step 1: Write the proportion equation
434,265.67 : 651,367.21 = 134,738.53 : x - Step 2: Convert to fraction form
434,265.67/651,367.21 = 134,738.53/x - Step 3: Cross multiply
434,265.67x = 651,367.21 × 134,738.53 - Step 4: Simplify right side
434,265.67x = 87,764,260,365.60 - Step 5: Solve for x
x = 87,764,260,365.60/434,265.67 - Step 6: Final answer
x = 202,098.09
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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.