Finding the Fourth Proportional to 383,170.62, 573,728.07 and 214,209.75
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Solution
The fourth proportional to 383,170.62, 573,728.07 and 214,209.75 is: 320,740.00
Step by Step Solution
- Step 1: Write the proportion equation
383,170.62 : 573,728.07 = 214,209.75 : x - Step 2: Convert to fraction form
383,170.62/573,728.07 = 214,209.75/x - Step 3: Cross multiply
383,170.62x = 573,728.07 × 214,209.75 - Step 4: Simplify right side
383,170.62x = 122,898,146,442.68 - Step 5: Solve for x
x = 122,898,146,442.68/383,170.62 - Step 6: Final answer
x = 320,740.00
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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.