Finding the Fourth Proportional to 416,578.56, 574,873.92 and 235,290.84
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Solution
The fourth proportional to 416,578.56, 574,873.92 and 235,290.84 is: 324,698.82
Step by Step Solution
- Step 1: Write the proportion equation
416,578.56 : 574,873.92 = 235,290.84 : x - Step 2: Convert to fraction form
416,578.56/574,873.92 = 235,290.84/x - Step 3: Cross multiply
416,578.56x = 574,873.92 × 235,290.84 - Step 4: Simplify right side
416,578.56x = 135,262,567,530.89 - Step 5: Solve for x
x = 135,262,567,530.89/416,578.56 - Step 6: Final answer
x = 324,698.82
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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.