Finding the Fourth Proportional to 354,051.26, 531,076.36 and 164,407.92
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Solution
The fourth proportional to 354,051.26, 531,076.36 and 164,407.92 is: 246,611.63
Step by Step Solution
- Step 1: Write the proportion equation
354,051.26 : 531,076.36 = 164,407.92 : x - Step 2: Convert to fraction form
354,051.26/531,076.36 = 164,407.92/x - Step 3: Cross multiply
354,051.26x = 531,076.36 × 164,407.92 - Step 4: Simplify right side
354,051.26x = 87,313,159,708.77 - Step 5: Solve for x
x = 87,313,159,708.77/354,051.26 - Step 6: Final answer
x = 246,611.63
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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.