Finding the Fourth Proportional to 422,535.62, 633,376.95 and 264,874.79
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Solution
The fourth proportional to 422,535.62, 633,376.95 and 264,874.79 is: 397,044.84
Step by Step Solution
- Step 1: Write the proportion equation
422,535.62 : 633,376.95 = 264,874.79 : x - Step 2: Convert to fraction form
422,535.62/633,376.95 = 264,874.79/x - Step 3: Cross multiply
422,535.62x = 633,376.95 × 264,874.79 - Step 4: Simplify right side
422,535.62x = 167,765,586,622.09 - Step 5: Solve for x
x = 167,765,586,622.09/422,535.62 - Step 6: Final answer
x = 397,044.84
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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.