Finding the Fourth Proportional to 446,523.80, 669,785.70 and 151,035.80
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Solution
The fourth proportional to 446,523.80, 669,785.70 and 151,035.80 is: 226,553.70
Step by Step Solution
- Step 1: Write the proportion equation
446,523.80 : 669,785.70 = 151,035.80 : x - Step 2: Convert to fraction form
446,523.80/669,785.70 = 151,035.80/x - Step 3: Cross multiply
446,523.80x = 669,785.70 × 151,035.80 - Step 4: Simplify right side
446,523.80x = 101,161,619,028.06 - Step 5: Solve for x
x = 101,161,619,028.06/446,523.80 - Step 6: Final answer
x = 226,553.70
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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.