Finding the Fourth Proportional to 437,418.64, 603,639.84 and 246,435.04
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Solution
The fourth proportional to 437,418.64, 603,639.84 and 246,435.04 is: 340,081.55
Step by Step Solution
- Step 1: Write the proportion equation
437,418.64 : 603,639.84 = 246,435.04 : x - Step 2: Convert to fraction form
437,418.64/603,639.84 = 246,435.04/x - Step 3: Cross multiply
437,418.64x = 603,639.84 × 246,435.04 - Step 4: Simplify right side
437,418.64x = 148,758,008,115.99 - Step 5: Solve for x
x = 148,758,008,115.99/437,418.64 - Step 6: Final answer
x = 340,081.55
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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.