Finding the Fourth Proportional to 262,372.14, 393,749.37 and 104,645.70
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Solution
The fourth proportional to 262,372.14, 393,749.37 and 104,645.70 is: 157,044.79
Step by Step Solution
- Step 1: Write the proportion equation
262,372.14 : 393,749.37 = 104,645.70 : x - Step 2: Convert to fraction form
262,372.14/393,749.37 = 104,645.70/x - Step 3: Cross multiply
262,372.14x = 393,749.37 × 104,645.70 - Step 4: Simplify right side
262,372.14x = 41,204,178,448.21 - Step 5: Solve for x
x = 41,204,178,448.21/262,372.14 - Step 6: Final answer
x = 157,044.79
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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.