Finding the Fourth Proportional to 438,514.75, 605,150.36 and 237,310.75
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Solution
The fourth proportional to 438,514.75, 605,150.36 and 237,310.75 is: 327,488.84
Step by Step Solution
- Step 1: Write the proportion equation
438,514.75 : 605,150.36 = 237,310.75 : x - Step 2: Convert to fraction form
438,514.75/605,150.36 = 237,310.75/x - Step 3: Cross multiply
438,514.75x = 605,150.36 × 237,310.75 - Step 4: Simplify right side
438,514.75x = 143,608,685,794.37 - Step 5: Solve for x
x = 143,608,685,794.37/438,514.75 - Step 6: Final answer
x = 327,488.84
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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.