Finding the Fourth Proportional to 297,013.55, 445,451.38 and 177,103.99
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Solution
The fourth proportional to 297,013.55, 445,451.38 and 177,103.99 is: 265,614.87
Step by Step Solution
- Step 1: Write the proportion equation
297,013.55 : 445,451.38 = 177,103.99 : x - Step 2: Convert to fraction form
297,013.55/445,451.38 = 177,103.99/x - Step 3: Cross multiply
297,013.55x = 445,451.38 × 177,103.99 - Step 4: Simplify right side
297,013.55x = 78,891,215,192.62 - Step 5: Solve for x
x = 78,891,215,192.62/297,013.55 - Step 6: Final answer
x = 265,614.87
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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.