Finding the Fourth Proportional to 260,794.60, 391,191.90 and 201,672.70
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Solution
The fourth proportional to 260,794.60, 391,191.90 and 201,672.70 is: 302,509.05
Step by Step Solution
- Step 1: Write the proportion equation
260,794.60 : 391,191.90 = 201,672.70 : x - Step 2: Convert to fraction form
260,794.60/391,191.90 = 201,672.70/x - Step 3: Cross multiply
260,794.60x = 391,191.90 × 201,672.70 - Step 4: Simplify right side
260,794.60x = 78,892,726,691.13 - Step 5: Solve for x
x = 78,892,726,691.13/260,794.60 - Step 6: Final answer
x = 302,509.05
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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.