Finding the Fourth Proportional to 294,120.12, 441,249.30 and 83,761.08
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Solution
The fourth proportional to 294,120.12, 441,249.30 and 83,761.08 is: 125,661.30
Step by Step Solution
- Step 1: Write the proportion equation
294,120.12 : 441,249.30 = 83,761.08 : x - Step 2: Convert to fraction form
294,120.12/441,249.30 = 83,761.08/x - Step 3: Cross multiply
294,120.12x = 441,249.30 × 83,761.08 - Step 4: Simplify right side
294,120.12x = 36,959,517,917.24 - Step 5: Solve for x
x = 36,959,517,917.24/294,120.12 - Step 6: Final answer
x = 125,661.30
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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.