Finding the Fourth Proportional to 317,291.92, 437,858.76 and 181,324.31
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Solution
The fourth proportional to 317,291.92, 437,858.76 and 181,324.31 is: 250,225.21
Step by Step Solution
- Step 1: Write the proportion equation
317,291.92 : 437,858.76 = 181,324.31 : x - Step 2: Convert to fraction form
317,291.92/437,858.76 = 181,324.31/x - Step 3: Cross multiply
317,291.92x = 437,858.76 × 181,324.31 - Step 4: Simplify right side
317,291.92x = 79,394,436,025.13 - Step 5: Solve for x
x = 79,394,436,025.13/317,291.92 - Step 6: Final answer
x = 250,225.21
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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.