Finding the Fourth Proportional to 268,244.43, 370,183.43 and 147,378.05
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Solution
The fourth proportional to 268,244.43, 370,183.43 and 147,378.05 is: 203,385.07
Step by Step Solution
- Step 1: Write the proportion equation
268,244.43 : 370,183.43 = 147,378.05 : x - Step 2: Convert to fraction form
268,244.43/370,183.43 = 147,378.05/x - Step 3: Cross multiply
268,244.43x = 370,183.43 × 147,378.05 - Step 4: Simplify right side
268,244.43x = 54,556,912,055.71 - Step 5: Solve for x
x = 54,556,912,055.71/268,244.43 - Step 6: Final answer
x = 203,385.07
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.