Finding the Fourth Proportional to 445,034.93, 667,593.44 and 145,517.05
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Solution
The fourth proportional to 445,034.93, 667,593.44 and 145,517.05 is: 218,288.99
Step by Step Solution
- Step 1: Write the proportion equation
445,034.93 : 667,593.44 = 145,517.05 : x - Step 2: Convert to fraction form
445,034.93/667,593.44 = 145,517.05/x - Step 3: Cross multiply
445,034.93x = 667,593.44 × 145,517.05 - Step 4: Simplify right side
445,034.93x = 97,146,223,922.60 - Step 5: Solve for x
x = 97,146,223,922.60/445,034.93 - Step 6: Final answer
x = 218,288.99
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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.