Finding the Fourth Proportional to 416,627.19, 574,980.92 and 235,372.38
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Solution
The fourth proportional to 416,627.19, 574,980.92 and 235,372.38 is: 324,833.88
Step by Step Solution
- Step 1: Write the proportion equation
416,627.19 : 574,980.92 = 235,372.38 : x - Step 2: Convert to fraction form
416,627.19/574,980.92 = 235,372.38/x - Step 3: Cross multiply
416,627.19x = 574,980.92 × 235,372.38 - Step 4: Simplify right side
416,627.19x = 135,334,626,418.13 - Step 5: Solve for x
x = 135,334,626,418.13/416,627.19 - Step 6: Final answer
x = 324,833.88
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1.5x scale
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.