Finding the Fourth Proportional to 757,186, 1,135,446.36 and 283,539.12
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Solution
The fourth proportional to 757,186, 1,135,446.36 and 283,539.12 is: 425,184.12
Step by Step Solution
- Step 1: Write the proportion equation
757,186 : 1,135,446.36 = 283,539.12 : x - Step 2: Convert to fraction form
757,186/1,135,446.36 = 283,539.12/x - Step 3: Cross multiply
757,186x = 1,135,446.36 × 283,539.12 - Step 4: Simplify right side
757,186x = 321,943,461,721.60 - Step 5: Solve for x
x = 321,943,461,721.60/757,186 - Step 6: Final answer
x = 425,184.12
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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.