Finding the Fourth Proportional to 327,258.24, 490,893.44 and 102,613.65
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Solution
The fourth proportional to 327,258.24, 490,893.44 and 102,613.65 is: 153,922.38
Step by Step Solution
- Step 1: Write the proportion equation
327,258.24 : 490,893.44 = 102,613.65 : x - Step 2: Convert to fraction form
327,258.24/490,893.44 = 102,613.65/x - Step 3: Cross multiply
327,258.24x = 490,893.44 × 102,613.65 - Step 4: Simplify right side
327,258.24x = 50,372,367,126.39 - Step 5: Solve for x
x = 50,372,367,126.39/327,258.24 - Step 6: Final answer
x = 153,922.38
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1.5x scale
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.