Finding the Fourth Proportional to 682,446.66, 942,078.36 and 440,847.02
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Solution
The fourth proportional to 682,446.66, 942,078.36 and 440,847.02 is: 608,563.95
Step by Step Solution
- Step 1: Write the proportion equation
682,446.66 : 942,078.36 = 440,847.02 : x - Step 2: Convert to fraction form
682,446.66/942,078.36 = 440,847.02/x - Step 3: Cross multiply
682,446.66x = 942,078.36 × 440,847.02 - Step 4: Simplify right side
682,446.66x = 415,312,437,612.49 - Step 5: Solve for x
x = 415,312,437,612.49/682,446.66 - Step 6: Final answer
x = 608,563.95
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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.