Finding the Fourth Proportional to 201,698.80, 302,548.20 and 201,698.80
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Solution
The fourth proportional to 201,698.80, 302,548.20 and 201,698.80 is: 302,548.20
Step by Step Solution
- Step 1: Write the proportion equation
201,698.80 : 302,548.20 = 201,698.80 : x - Step 2: Convert to fraction form
201,698.80/302,548.20 = 201,698.80/x - Step 3: Cross multiply
201,698.80x = 302,548.20 × 201,698.80 - Step 4: Simplify right side
201,698.80x = 61,023,608,882.16 - Step 5: Solve for x
x = 61,023,608,882.16/201,698.80 - Step 6: Final answer
x = 302,548.20
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1.5x scale
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.