Finding the Fourth Proportional to 863,953.44, 1,192,247.04 and 476,772
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Solution
The fourth proportional to 863,953.44, 1,192,247.04 and 476,772 is: 657,940.55
Step by Step Solution
- Step 1: Write the proportion equation
863,953.44 : 1,192,247.04 = 476,772 : x - Step 2: Convert to fraction form
863,953.44/1,192,247.04 = 476,772/x - Step 3: Cross multiply
863,953.44x = 1,192,247.04 × 476,772 - Step 4: Simplify right side
863,953.44x = 568,430,005,754.88 - Step 5: Solve for x
x = 568,430,005,754.88/863,953.44 - Step 6: Final answer
x = 657,940.55
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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.