Finding the Fourth Proportional to 380,229.48, 570,183.58 and 114,027.88
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Solution
The fourth proportional to 380,229.48, 570,183.58 and 114,027.88 is: 170,993.65
Step by Step Solution
- Step 1: Write the proportion equation
380,229.48 : 570,183.58 = 114,027.88 : x - Step 2: Convert to fraction form
380,229.48/570,183.58 = 114,027.88/x - Step 3: Cross multiply
380,229.48x = 570,183.58 × 114,027.88 - Step 4: Simplify right side
380,229.48x = 65,016,824,838.21 - Step 5: Solve for x
x = 65,016,824,838.21/380,229.48 - Step 6: Final answer
x = 170,993.65
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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.