Finding the Fourth Proportional to 277,939.15, 383,556.53 and 150,614.75
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Solution
The fourth proportional to 277,939.15, 383,556.53 and 150,614.75 is: 207,848.62
Step by Step Solution
- Step 1: Write the proportion equation
277,939.15 : 383,556.53 = 150,614.75 : x - Step 2: Convert to fraction form
277,939.15/383,556.53 = 150,614.75/x - Step 3: Cross multiply
277,939.15x = 383,556.53 × 150,614.75 - Step 4: Simplify right side
277,939.15x = 57,769,268,770.77 - Step 5: Solve for x
x = 57,769,268,770.77/277,939.15 - Step 6: Final answer
x = 207,848.62
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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.