Finding the Fourth Proportional to 511,733.48, 767,589.74 and 227,346.94
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Solution
The fourth proportional to 511,733.48, 767,589.74 and 227,346.94 is: 341,015.75
Step by Step Solution
- Step 1: Write the proportion equation
511,733.48 : 767,589.74 = 227,346.94 : x - Step 2: Convert to fraction form
511,733.48/767,589.74 = 227,346.94/x - Step 3: Cross multiply
511,733.48x = 767,589.74 × 227,346.94 - Step 4: Simplify right side
511,733.48x = 174,509,174,922.01 - Step 5: Solve for x
x = 174,509,174,922.01/511,733.48 - Step 6: Final answer
x = 341,015.75
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1.5x scale
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.