Finding the Fourth Proportional to 477,338.58, 658,704.69 and 262,487.70
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Solution
The fourth proportional to 477,338.58, 658,704.69 and 262,487.70 is: 362,220.63
Step by Step Solution
- Step 1: Write the proportion equation
477,338.58 : 658,704.69 = 262,487.70 : x - Step 2: Convert to fraction form
477,338.58/658,704.69 = 262,487.70/x - Step 3: Cross multiply
477,338.58x = 658,704.69 × 262,487.70 - Step 4: Simplify right side
477,338.58x = 172,901,879,057.31 - Step 5: Solve for x
x = 172,901,879,057.31/477,338.58 - Step 6: Final answer
x = 362,220.63
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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.