Finding the Fourth Proportional to 940,466.24, 1,296,965.76 and 725,261.12
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Solution
The fourth proportional to 940,466.24, 1,296,965.76 and 725,261.12 is: 1,000,183.53
Step by Step Solution
- Step 1: Write the proportion equation
940,466.24 : 1,296,965.76 = 725,261.12 : x - Step 2: Convert to fraction form
940,466.24/1,296,965.76 = 725,261.12/x - Step 3: Cross multiply
940,466.24x = 1,296,965.76 × 725,261.12 - Step 4: Simplify right side
940,466.24x = 940,638,839,699.25 - Step 5: Solve for x
x = 940,638,839,699.25/940,466.24 - Step 6: Final answer
x = 1,000,183.53
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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.