Finding the Fourth Proportional to 704,932.67, 1,057,440.13 and 199,451.36
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Solution
The fourth proportional to 704,932.67, 1,057,440.13 and 199,451.36 is: 299,188.68
Step by Step Solution
- Step 1: Write the proportion equation
704,932.67 : 1,057,440.13 = 199,451.36 : x - Step 2: Convert to fraction form
704,932.67/1,057,440.13 = 199,451.36/x - Step 3: Cross multiply
704,932.67x = 1,057,440.13 × 199,451.36 - Step 4: Simplify right side
704,932.67x = 210,907,874,192.05 - Step 5: Solve for x
x = 210,907,874,192.05/704,932.67 - Step 6: Final answer
x = 299,188.68
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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.