Finding the Fourth Proportional to 311,035.80, 466,553.70 and 248,827.80
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Solution
The fourth proportional to 311,035.80, 466,553.70 and 248,827.80 is: 373,241.70
Step by Step Solution
- Step 1: Write the proportion equation
311,035.80 : 466,553.70 = 248,827.80 : x - Step 2: Convert to fraction form
311,035.80/466,553.70 = 248,827.80/x - Step 3: Cross multiply
311,035.80x = 466,553.70 × 248,827.80 - Step 4: Simplify right side
311,035.80x = 116,091,530,752.86 - Step 5: Solve for x
x = 116,091,530,752.86/311,035.80 - Step 6: Final answer
x = 373,241.70
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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.