Finding the Fourth Proportional to 352,198.08, 486,028.64 and 201,291.20
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Solution
The fourth proportional to 352,198.08, 486,028.64 and 201,291.20 is: 277,779.16
Step by Step Solution
- Step 1: Write the proportion equation
352,198.08 : 486,028.64 = 201,291.20 : x - Step 2: Convert to fraction form
352,198.08/486,028.64 = 201,291.20/x - Step 3: Cross multiply
352,198.08x = 486,028.64 × 201,291.20 - Step 4: Simplify right side
352,198.08x = 97,833,288,179.97 - Step 5: Solve for x
x = 97,833,288,179.97/352,198.08 - Step 6: Final answer
x = 277,779.16
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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.