Finding the Fourth Proportional to 365,640.16, 504,587.28 and 214,739.68
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Solution
The fourth proportional to 365,640.16, 504,587.28 and 214,739.68 is: 296,343.02
Step by Step Solution
- Step 1: Write the proportion equation
365,640.16 : 504,587.28 = 214,739.68 : x - Step 2: Convert to fraction form
365,640.16/504,587.28 = 214,739.68/x - Step 3: Cross multiply
365,640.16x = 504,587.28 × 214,739.68 - Step 4: Simplify right side
365,640.16x = 108,354,911,039.27 - Step 5: Solve for x
x = 108,354,911,039.27/365,640.16 - Step 6: Final answer
x = 296,343.02
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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.