Finding the Fourth Proportional to 341,451.80, 512,177.70 and 235,163.60
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Solution
The fourth proportional to 341,451.80, 512,177.70 and 235,163.60 is: 352,745.40
Step by Step Solution
- Step 1: Write the proportion equation
341,451.80 : 512,177.70 = 235,163.60 : x - Step 2: Convert to fraction form
341,451.80/512,177.70 = 235,163.60/x - Step 3: Cross multiply
341,451.80x = 512,177.70 × 235,163.60 - Step 4: Simplify right side
341,451.80x = 120,445,551,771.72 - Step 5: Solve for x
x = 120,445,551,771.72/341,451.80 - Step 6: Final answer
x = 352,745.40
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1.5x scale
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.