Finding the Fourth Proportional to 416,589.08, 574,859.63 and 235,318.57
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Solution
The fourth proportional to 416,589.08, 574,859.63 and 235,318.57 is: 324,720.82
Step by Step Solution
- Step 1: Write the proportion equation
416,589.08 : 574,859.63 = 235,318.57 : x - Step 2: Convert to fraction form
416,589.08/574,859.63 = 235,318.57/x - Step 3: Cross multiply
416,589.08x = 574,859.63 × 235,318.57 - Step 4: Simplify right side
416,589.08x = 135,275,145,233.48 - Step 5: Solve for x
x = 135,275,145,233.48/416,589.08 - Step 6: Final answer
x = 324,720.82
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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.