Finding the Fourth Proportional to 682,960.14, 942,460.26 and 377,029.96
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Solution
The fourth proportional to 682,960.14, 942,460.26 and 377,029.96 is: 520,287.69
Step by Step Solution
- Step 1: Write the proportion equation
682,960.14 : 942,460.26 = 377,029.96 : x - Step 2: Convert to fraction form
682,960.14/942,460.26 = 377,029.96/x - Step 3: Cross multiply
682,960.14x = 942,460.26 × 377,029.96 - Step 4: Simplify right side
682,960.14x = 355,335,754,129.39 - Step 5: Solve for x
x = 355,335,754,129.39/682,960.14 - Step 6: Final answer
x = 520,287.69
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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.