Finding the Fourth Proportional to 896,100.97, 1,236,615.60 and 488,201.54
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Solution
The fourth proportional to 896,100.97, 1,236,615.60 and 488,201.54 is: 673,716.09
Step by Step Solution
- Step 1: Write the proportion equation
896,100.97 : 1,236,615.60 = 488,201.54 : x - Step 2: Convert to fraction form
896,100.97/1,236,615.60 = 488,201.54/x - Step 3: Cross multiply
896,100.97x = 1,236,615.60 × 488,201.54 - Step 4: Simplify right side
896,100.97x = 603,717,640,308.02 - Step 5: Solve for x
x = 603,717,640,308.02/896,100.97 - Step 6: Final answer
x = 673,716.09
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1.5x scale
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.