Finding the Fourth Proportional to 327,277.20, 451,634.70 and 214,097.52
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Solution
The fourth proportional to 327,277.20, 451,634.70 and 214,097.52 is: 295,449.45
Step by Step Solution
- Step 1: Write the proportion equation
327,277.20 : 451,634.70 = 214,097.52 : x - Step 2: Convert to fraction form
327,277.20/451,634.70 = 214,097.52/x - Step 3: Cross multiply
327,277.20x = 451,634.70 × 214,097.52 - Step 4: Simplify right side
327,277.20x = 96,693,869,215.94 - Step 5: Solve for x
x = 96,693,869,215.94/327,277.20 - Step 6: Final answer
x = 295,449.45
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1.5x scale
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.