Finding the Fourth Proportional to 201,998.80, 283,323.20 and 201,998.80
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Solution
The fourth proportional to 201,998.80, 283,323.20 and 201,998.80 is: 283,323.20
Step by Step Solution
- Step 1: Write the proportion equation
201,998.80 : 283,323.20 = 201,998.80 : x - Step 2: Convert to fraction form
201,998.80/283,323.20 = 201,998.80/x - Step 3: Cross multiply
201,998.80x = 283,323.20 × 201,998.80 - Step 4: Simplify right side
201,998.80x = 57,230,946,412.16 - Step 5: Solve for x
x = 57,230,946,412.16/201,998.80 - Step 6: Final answer
x = 283,323.20
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.