Finding the Fourth Proportional to 416,367.42, 574,613.60 and 235,013.18
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Solution
The fourth proportional to 416,367.42, 574,613.60 and 235,013.18 is: 324,333.17
Step by Step Solution
- Step 1: Write the proportion equation
416,367.42 : 574,613.60 = 235,013.18 : x - Step 2: Convert to fraction form
416,367.42/574,613.60 = 235,013.18/x - Step 3: Cross multiply
416,367.42x = 574,613.60 × 235,013.18 - Step 4: Simplify right side
416,367.42x = 135,041,765,359.11 - Step 5: Solve for x
x = 135,041,765,359.11/416,367.42 - Step 6: Final answer
x = 324,333.17
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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.