Finding the Fourth Proportional to 427,034.60, 589,297.38 and 236,043.08
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Solution
The fourth proportional to 427,034.60, 589,297.38 and 236,043.08 is: 325,733.72
Step by Step Solution
- Step 1: Write the proportion equation
427,034.60 : 589,297.38 = 236,043.08 : x - Step 2: Convert to fraction form
427,034.60/589,297.38 = 236,043.08/x - Step 3: Cross multiply
427,034.60x = 589,297.38 × 236,043.08 - Step 4: Simplify right side
427,034.60x = 139,099,568,611.13 - Step 5: Solve for x
x = 139,099,568,611.13/427,034.60 - Step 6: Final answer
x = 325,733.72
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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.