Finding the Fourth Proportional to 201,695.40, 302,543.10 and 170,202.60
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Solution
The fourth proportional to 201,695.40, 302,543.10 and 170,202.60 is: 255,303.90
Step by Step Solution
- Step 1: Write the proportion equation
201,695.40 : 302,543.10 = 170,202.60 : x - Step 2: Convert to fraction form
201,695.40/302,543.10 = 170,202.60/x - Step 3: Cross multiply
201,695.40x = 302,543.10 × 170,202.60 - Step 4: Simplify right side
201,695.40x = 51,493,622,232.06 - Step 5: Solve for x
x = 51,493,622,232.06/201,695.40 - Step 6: Final answer
x = 255,303.90
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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.