Finding the Fourth Proportional to 299,550.24, 449,201.16 and 121,936.68
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Solution
The fourth proportional to 299,550.24, 449,201.16 and 121,936.68 is: 182,854.46
Step by Step Solution
- Step 1: Write the proportion equation
299,550.24 : 449,201.16 = 121,936.68 : x - Step 2: Convert to fraction form
299,550.24/449,201.16 = 121,936.68/x - Step 3: Cross multiply
299,550.24x = 449,201.16 × 121,936.68 - Step 4: Simplify right side
299,550.24x = 54,774,098,102.55 - Step 5: Solve for x
x = 54,774,098,102.55/299,550.24 - Step 6: Final answer
x = 182,854.46
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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.