Finding the Fourth Proportional to 204,704.60, 306,711.30 and 134,547.80
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Solution
The fourth proportional to 204,704.60, 306,711.30 and 134,547.80 is: 201,594.54
Step by Step Solution
- Step 1: Write the proportion equation
204,704.60 : 306,711.30 = 134,547.80 : x - Step 2: Convert to fraction form
204,704.60/306,711.30 = 134,547.80/x - Step 3: Cross multiply
204,704.60x = 306,711.30 × 134,547.80 - Step 4: Simplify right side
204,704.60x = 41,267,330,650.14 - Step 5: Solve for x
x = 41,267,330,650.14/204,704.60 - Step 6: Final answer
x = 201,594.54
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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.