Finding the Fourth Proportional to 448,324.84, 672,485.94 and 132,806.32
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Solution
The fourth proportional to 448,324.84, 672,485.94 and 132,806.32 is: 199,209.09
Step by Step Solution
- Step 1: Write the proportion equation
448,324.84 : 672,485.94 = 132,806.32 : x - Step 2: Convert to fraction form
448,324.84/672,485.94 = 132,806.32/x - Step 3: Cross multiply
448,324.84x = 672,485.94 × 132,806.32 - Step 4: Simplify right side
448,324.84x = 89,310,382,943.14 - Step 5: Solve for x
x = 89,310,382,943.14/448,324.84 - Step 6: Final answer
x = 199,209.09
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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.