Finding the Fourth Proportional to 437,639.26, 603,942.18 and 236,435.26
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Solution
The fourth proportional to 437,639.26, 603,942.18 and 236,435.26 is: 326,280.66
Step by Step Solution
- Step 1: Write the proportion equation
437,639.26 : 603,942.18 = 236,435.26 : x - Step 2: Convert to fraction form
437,639.26/603,942.18 = 236,435.26/x - Step 3: Cross multiply
437,639.26x = 603,942.18 × 236,435.26 - Step 4: Simplify right side
437,639.26x = 142,793,226,353.27 - Step 5: Solve for x
x = 142,793,226,353.27/437,639.26 - Step 6: Final answer
x = 326,280.66
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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.