Finding the Fourth Proportional to 494,804.70, 742,207.05 and 295,350.30
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Solution
The fourth proportional to 494,804.70, 742,207.05 and 295,350.30 is: 443,025.45
Step by Step Solution
- Step 1: Write the proportion equation
494,804.70 : 742,207.05 = 295,350.30 : x - Step 2: Convert to fraction form
494,804.70/742,207.05 = 295,350.30/x - Step 3: Cross multiply
494,804.70x = 742,207.05 × 295,350.30 - Step 4: Simplify right side
494,804.70x = 219,211,074,879.62 - Step 5: Solve for x
x = 219,211,074,879.62/494,804.70 - Step 6: Final answer
x = 443,025.45
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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.