Finding the Fourth Proportional to 416,310.26, 574,522.15 and 255,134.23
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Solution
The fourth proportional to 416,310.26, 574,522.15 and 255,134.23 is: 352,093.81
Step by Step Solution
- Step 1: Write the proportion equation
416,310.26 : 574,522.15 = 255,134.23 : x - Step 2: Convert to fraction form
416,310.26/574,522.15 = 255,134.23/x - Step 3: Cross multiply
416,310.26x = 574,522.15 × 255,134.23 - Step 4: Simplify right side
416,310.26x = 146,580,266,358.20 - Step 5: Solve for x
x = 146,580,266,358.20/416,310.26 - Step 6: Final answer
x = 352,093.81
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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.