Finding the Fourth Proportional to 447,247.56, 617,201.64 and 246,043.56
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Solution
The fourth proportional to 447,247.56, 617,201.64 and 246,043.56 is: 339,540.12
Step by Step Solution
- Step 1: Write the proportion equation
447,247.56 : 617,201.64 = 246,043.56 : x - Step 2: Convert to fraction form
447,247.56/617,201.64 = 246,043.56/x - Step 3: Cross multiply
447,247.56x = 617,201.64 × 246,043.56 - Step 4: Simplify right side
447,247.56x = 151,858,488,743.44 - Step 5: Solve for x
x = 151,858,488,743.44/447,247.56 - Step 6: Final answer
x = 339,540.12
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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.