Finding the Fourth Proportional to 845,761.44, 1,167,166.80 and 463,765.44
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Solution
The fourth proportional to 845,761.44, 1,167,166.80 and 463,765.44 is: 640,005.09
Step by Step Solution
- Step 1: Write the proportion equation
845,761.44 : 1,167,166.80 = 463,765.44 : x - Step 2: Convert to fraction form
845,761.44/1,167,166.80 = 463,765.44/x - Step 3: Cross multiply
845,761.44x = 1,167,166.80 × 463,765.44 - Step 4: Simplify right side
845,761.44x = 541,291,624,555.39 - Step 5: Solve for x
x = 541,291,624,555.39/845,761.44 - Step 6: Final answer
x = 640,005.09
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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.