Finding the Fourth Proportional to 312,350.44, 468,181.79 and 204,235.23
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Solution
The fourth proportional to 312,350.44, 468,181.79 and 204,235.23 is: 306,127.99
Step by Step Solution
- Step 1: Write the proportion equation
312,350.44 : 468,181.79 = 204,235.23 : x - Step 2: Convert to fraction form
312,350.44/468,181.79 = 204,235.23/x - Step 3: Cross multiply
312,350.44x = 468,181.79 × 204,235.23 - Step 4: Simplify right side
312,350.44x = 95,619,214,354.18 - Step 5: Solve for x
x = 95,619,214,354.18/312,350.44 - Step 6: Final answer
x = 306,127.99
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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.