Finding the Fourth Proportional to 201,911.10, 302,538.60 and 173,698.80
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Solution
The fourth proportional to 201,911.10, 302,538.60 and 173,698.80 is: 260,265.99
Step by Step Solution
- Step 1: Write the proportion equation
201,911.10 : 302,538.60 = 173,698.80 : x - Step 2: Convert to fraction form
201,911.10/302,538.60 = 173,698.80/x - Step 3: Cross multiply
201,911.10x = 302,538.60 × 173,698.80 - Step 4: Simplify right side
201,911.10x = 52,550,591,773.68 - Step 5: Solve for x
x = 52,550,591,773.68/201,911.10 - Step 6: Final answer
x = 260,265.99
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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.