Finding the Fourth Proportional to 819,093.75, 1,228,557.60 and 219,977.09
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Solution
The fourth proportional to 819,093.75, 1,228,557.60 and 219,977.09 is: 329,943.33
Step by Step Solution
- Step 1: Write the proportion equation
819,093.75 : 1,228,557.60 = 219,977.09 : x - Step 2: Convert to fraction form
819,093.75/1,228,557.60 = 219,977.09/x - Step 3: Cross multiply
819,093.75x = 1,228,557.60 × 219,977.09 - Step 4: Simplify right side
819,093.75x = 270,254,519,602.60 - Step 5: Solve for x
x = 270,254,519,602.60/819,093.75 - Step 6: Final answer
x = 329,943.33
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.