Finding the Fourth Proportional to 807,833.53, 1,114,804.11 and 445,258.09
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Solution
The fourth proportional to 807,833.53, 1,114,804.11 and 445,258.09 is: 614,452.77
Step by Step Solution
- Step 1: Write the proportion equation
807,833.53 : 1,114,804.11 = 445,258.09 : x - Step 2: Convert to fraction form
807,833.53/1,114,804.11 = 445,258.09/x - Step 3: Cross multiply
807,833.53x = 1,114,804.11 × 445,258.09 - Step 4: Simplify right side
807,833.53x = 496,375,548,742.75 - Step 5: Solve for x
x = 496,375,548,742.75/807,833.53 - Step 6: Final answer
x = 614,452.77
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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.