Finding the Fourth Proportional to 243,847.70, 365,771.55 and 202,375.70
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Solution
The fourth proportional to 243,847.70, 365,771.55 and 202,375.70 is: 303,563.55
Step by Step Solution
- Step 1: Write the proportion equation
243,847.70 : 365,771.55 = 202,375.70 : x - Step 2: Convert to fraction form
243,847.70/365,771.55 = 202,375.70/x - Step 3: Cross multiply
243,847.70x = 365,771.55 × 202,375.70 - Step 4: Simplify right side
243,847.70x = 74,023,273,471.34 - Step 5: Solve for x
x = 74,023,273,471.34/243,847.70 - Step 6: Final answer
x = 303,563.55
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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.