Finding the Fourth Proportional to 324,131.76, 447,176.97 and 203,062.14
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Solution
The fourth proportional to 324,131.76, 447,176.97 and 203,062.14 is: 280,147.53
Step by Step Solution
- Step 1: Write the proportion equation
324,131.76 : 447,176.97 = 203,062.14 : x - Step 2: Convert to fraction form
324,131.76/447,176.97 = 203,062.14/x - Step 3: Cross multiply
324,131.76x = 447,176.97 × 203,062.14 - Step 4: Simplify right side
324,131.76x = 90,804,712,486.92 - Step 5: Solve for x
x = 90,804,712,486.92/324,131.76 - Step 6: Final answer
x = 280,147.53
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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.