Finding the Fourth Proportional to 511,367.76, 767,162.36 and 195,824.68
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Solution
The fourth proportional to 511,367.76, 767,162.36 and 195,824.68 is: 293,779.42
Step by Step Solution
- Step 1: Write the proportion equation
511,367.76 : 767,162.36 = 195,824.68 : x - Step 2: Convert to fraction form
511,367.76/767,162.36 = 195,824.68/x - Step 3: Cross multiply
511,367.76x = 767,162.36 × 195,824.68 - Step 4: Simplify right side
511,367.76x = 150,229,323,655.05 - Step 5: Solve for x
x = 150,229,323,655.05/511,367.76 - Step 6: Final answer
x = 293,779.42
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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.