Finding the Fourth Proportional to 446,736.40, 616,489.08 and 245,528.08
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Solution
The fourth proportional to 446,736.40, 616,489.08 and 245,528.08 is: 338,824.82
Step by Step Solution
- Step 1: Write the proportion equation
446,736.40 : 616,489.08 = 245,528.08 : x - Step 2: Convert to fraction form
446,736.40/616,489.08 = 245,528.08/x - Step 3: Cross multiply
446,736.40x = 616,489.08 × 245,528.08 - Step 4: Simplify right side
446,736.40x = 151,365,380,153.37 - Step 5: Solve for x
x = 151,365,380,153.37/446,736.40 - Step 6: Final answer
x = 338,824.82
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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.