Finding the Fourth Proportional to 804,576.76, 1,110,158.82 and 460,517.92
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Solution
The fourth proportional to 804,576.76, 1,110,158.82 and 460,517.92 is: 635,424.80
Step by Step Solution
- Step 1: Write the proportion equation
804,576.76 : 1,110,158.82 = 460,517.92 : x - Step 2: Convert to fraction form
804,576.76/1,110,158.82 = 460,517.92/x - Step 3: Cross multiply
804,576.76x = 1,110,158.82 × 460,517.92 - Step 4: Simplify right side
804,576.76x = 511,248,030,656.05 - Step 5: Solve for x
x = 511,248,030,656.05/804,576.76 - Step 6: Final answer
x = 635,424.80
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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.