Finding the Fourth Proportional to 327,387.24, 490,450.14 and 274,164.84
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Solution
The fourth proportional to 327,387.24, 490,450.14 and 274,164.84 is: 410,719.07
Step by Step Solution
- Step 1: Write the proportion equation
327,387.24 : 490,450.14 = 274,164.84 : x - Step 2: Convert to fraction form
327,387.24/490,450.14 = 274,164.84/x - Step 3: Cross multiply
327,387.24x = 490,450.14 × 274,164.84 - Step 4: Simplify right side
327,387.24x = 134,464,184,161.08 - Step 5: Solve for x
x = 134,464,184,161.08/327,387.24 - Step 6: Final answer
x = 410,719.07
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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.