Finding the Fourth Proportional to 703,128.99, 1,054,694 and 170,650.53
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Solution
The fourth proportional to 703,128.99, 1,054,694 and 170,650.53 is: 255,975.92
Step by Step Solution
- Step 1: Write the proportion equation
703,128.99 : 1,054,694 = 170,650.53 : x - Step 2: Convert to fraction form
703,128.99/1,054,694 = 170,650.53/x - Step 3: Cross multiply
703,128.99x = 1,054,694 × 170,650.53 - Step 4: Simplify right side
703,128.99x = 179,984,090,087.82 - Step 5: Solve for x
x = 179,984,090,087.82/703,128.99 - Step 6: Final answer
x = 255,975.92
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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.