Finding the Fourth Proportional to 311,214.56, 466,821.84 and 248,591.84
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Solution
The fourth proportional to 311,214.56, 466,821.84 and 248,591.84 is: 372,887.76
Step by Step Solution
- Step 1: Write the proportion equation
311,214.56 : 466,821.84 = 248,591.84 : x - Step 2: Convert to fraction form
311,214.56/466,821.84 = 248,591.84/x - Step 3: Cross multiply
311,214.56x = 466,821.84 × 248,591.84 - Step 4: Simplify right side
311,214.56x = 116,048,100,157.79 - Step 5: Solve for x
x = 116,048,100,157.79/311,214.56 - Step 6: Final answer
x = 372,887.76
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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.