Finding the Fourth Proportional to 324,161.68, 447,144.24 and 215,270.68
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Solution
The fourth proportional to 324,161.68, 447,144.24 and 215,270.68 is: 296,941.47
Step by Step Solution
- Step 1: Write the proportion equation
324,161.68 : 447,144.24 = 215,270.68 : x - Step 2: Convert to fraction form
324,161.68/447,144.24 = 215,270.68/x - Step 3: Cross multiply
324,161.68x = 447,144.24 × 215,270.68 - Step 4: Simplify right side
324,161.68x = 96,257,044,602.88 - Step 5: Solve for x
x = 96,257,044,602.88/324,161.68 - Step 6: Final answer
x = 296,941.47
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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.