Finding the Fourth Proportional to 383,944.68, 575,917.08 and 196,836.84
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Solution
The fourth proportional to 383,944.68, 575,917.08 and 196,836.84 is: 295,255.29
Step by Step Solution
- Step 1: Write the proportion equation
383,944.68 : 575,917.08 = 196,836.84 : x - Step 2: Convert to fraction form
383,944.68/575,917.08 = 196,836.84/x - Step 3: Cross multiply
383,944.68x = 575,917.08 × 196,836.84 - Step 4: Simplify right side
383,944.68x = 113,361,698,129.23 - Step 5: Solve for x
x = 113,361,698,129.23/383,944.68 - Step 6: Final answer
x = 295,255.29
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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.