Finding the Fourth Proportional to 324,290.41, 486,734.62 and 164,478.49
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Solution
The fourth proportional to 324,290.41, 486,734.62 and 164,478.49 is: 246,869.39
Step by Step Solution
- Step 1: Write the proportion equation
324,290.41 : 486,734.62 = 164,478.49 : x - Step 2: Convert to fraction form
324,290.41/486,734.62 = 164,478.49/x - Step 3: Cross multiply
324,290.41x = 486,734.62 × 164,478.49 - Step 4: Simplify right side
324,290.41x = 80,057,374,317.09 - Step 5: Solve for x
x = 80,057,374,317.09/324,290.41 - Step 6: Final answer
x = 246,869.39
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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.