Finding the Fourth Proportional to 603,273.81, 904,898.97 and 243,435.12
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Solution
The fourth proportional to 603,273.81, 904,898.97 and 243,435.12 is: 365,147.94
Step by Step Solution
- Step 1: Write the proportion equation
603,273.81 : 904,898.97 = 243,435.12 : x - Step 2: Convert to fraction form
603,273.81/904,898.97 = 243,435.12/x - Step 3: Cross multiply
603,273.81x = 904,898.97 × 243,435.12 - Step 4: Simplify right side
603,273.81x = 220,284,190,361.85 - Step 5: Solve for x
x = 220,284,190,361.85/603,273.81 - Step 6: Final answer
x = 365,147.94
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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.