Finding the Fourth Proportional to 246,324.48, 339,930.24 and 133,149.44
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Solution
The fourth proportional to 246,324.48, 339,930.24 and 133,149.44 is: 183,747.56
Step by Step Solution
- Step 1: Write the proportion equation
246,324.48 : 339,930.24 = 133,149.44 : x - Step 2: Convert to fraction form
246,324.48/339,930.24 = 133,149.44/x - Step 3: Cross multiply
246,324.48x = 339,930.24 × 133,149.44 - Step 4: Simplify right side
246,324.48x = 45,261,521,095.07 - Step 5: Solve for x
x = 45,261,521,095.07/246,324.48 - Step 6: Final answer
x = 183,747.56
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1.5x scale
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.