Finding the Fourth Proportional to 324,027.63, 486,120.32 and 107,885.79
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Solution
The fourth proportional to 324,027.63, 486,120.32 and 107,885.79 is: 161,854.95
Step by Step Solution
- Step 1: Write the proportion equation
324,027.63 : 486,120.32 = 107,885.79 : x - Step 2: Convert to fraction form
324,027.63/486,120.32 = 107,885.79/x - Step 3: Cross multiply
324,027.63x = 486,120.32 × 107,885.79 - Step 4: Simplify right side
324,027.63x = 52,445,476,103.95 - Step 5: Solve for x
x = 52,445,476,103.95/324,027.63 - Step 6: Final answer
x = 161,854.95
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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.