Finding the Fourth Proportional to 447,635.44, 617,739.24 and 246,431.44
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Solution
The fourth proportional to 447,635.44, 617,739.24 and 246,431.44 is: 340,076.67
Step by Step Solution
- Step 1: Write the proportion equation
447,635.44 : 617,739.24 = 246,431.44 : x - Step 2: Convert to fraction form
447,635.44/617,739.24 = 246,431.44/x - Step 3: Cross multiply
447,635.44x = 617,739.24 × 246,431.44 - Step 4: Simplify right side
447,635.44x = 152,230,370,457.71 - Step 5: Solve for x
x = 152,230,370,457.71/447,635.44 - Step 6: Final answer
x = 340,076.67
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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.