Finding the Fourth Proportional to 246,790.74, 340,571.34 and 133,613.58
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Solution
The fourth proportional to 246,790.74, 340,571.34 and 133,613.58 is: 184,386.80
Step by Step Solution
- Step 1: Write the proportion equation
246,790.74 : 340,571.34 = 133,613.58 : x - Step 2: Convert to fraction form
246,790.74/340,571.34 = 133,613.58/x - Step 3: Cross multiply
246,790.74x = 340,571.34 × 133,613.58 - Step 4: Simplify right side
246,790.74x = 45,504,955,982.80 - Step 5: Solve for x
x = 45,504,955,982.80/246,790.74 - Step 6: Final answer
x = 184,386.80
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.