Finding the Fourth Proportional to 538,450.09, 743,066.19 and 296,741.48
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Solution
The fourth proportional to 538,450.09, 743,066.19 and 296,741.48 is: 409,506.03
Step by Step Solution
- Step 1: Write the proportion equation
538,450.09 : 743,066.19 = 296,741.48 : x - Step 2: Convert to fraction form
538,450.09/743,066.19 = 296,741.48/x - Step 3: Cross multiply
538,450.09x = 743,066.19 × 296,741.48 - Step 4: Simplify right side
538,450.09x = 220,498,557,243.23 - Step 5: Solve for x
x = 220,498,557,243.23/538,450.09 - Step 6: Final answer
x = 409,506.03
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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.