Finding the Fourth Proportional to 324,908.76, 487,363.14 and 214,074.84
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Solution
The fourth proportional to 324,908.76, 487,363.14 and 214,074.84 is: 321,112.26
Step by Step Solution
- Step 1: Write the proportion equation
324,908.76 : 487,363.14 = 214,074.84 : x - Step 2: Convert to fraction form
324,908.76/487,363.14 = 214,074.84/x - Step 3: Cross multiply
324,908.76x = 487,363.14 × 214,074.84 - Step 4: Simplify right side
324,908.76x = 104,332,186,217.40 - Step 5: Solve for x
x = 104,332,186,217.40/324,908.76 - Step 6: Final answer
x = 321,112.26
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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.