Finding the Fourth Proportional to 313,932.92, 471,195.30 and 114,446.12
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Solution
The fourth proportional to 313,932.92, 471,195.30 and 114,446.12 is: 171,777.06
Step by Step Solution
- Step 1: Write the proportion equation
313,932.92 : 471,195.30 = 114,446.12 : x - Step 2: Convert to fraction form
313,932.92/471,195.30 = 114,446.12/x - Step 3: Cross multiply
313,932.92x = 471,195.30 × 114,446.12 - Step 4: Simplify right side
313,932.92x = 53,926,473,847.24 - Step 5: Solve for x
x = 53,926,473,847.24/313,932.92 - Step 6: Final answer
x = 171,777.06
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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.