Finding the Fourth Proportional to 708,193.36, 1,062,455.77 and 281,753.31
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Solution
The fourth proportional to 708,193.36, 1,062,455.77 and 281,753.31 is: 422,695.89
Step by Step Solution
- Step 1: Write the proportion equation
708,193.36 : 1,062,455.77 = 281,753.31 : x - Step 2: Convert to fraction form
708,193.36/1,062,455.77 = 281,753.31/x - Step 3: Cross multiply
708,193.36x = 1,062,455.77 × 281,753.31 - Step 4: Simplify right side
708,193.36x = 299,350,424,613.82 - Step 5: Solve for x
x = 299,350,424,613.82/708,193.36 - Step 6: Final answer
x = 422,695.89
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.