Finding the Fourth Proportional to 734,277.69, 1,013,318.91 and 412,011.09
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Solution
The fourth proportional to 734,277.69, 1,013,318.91 and 412,011.09 is: 568,584.11
Step by Step Solution
- Step 1: Write the proportion equation
734,277.69 : 1,013,318.91 = 412,011.09 : x - Step 2: Convert to fraction form
734,277.69/1,013,318.91 = 412,011.09/x - Step 3: Cross multiply
734,277.69x = 1,013,318.91 × 412,011.09 - Step 4: Simplify right side
734,277.69x = 417,498,628,626.71 - Step 5: Solve for x
x = 417,498,628,626.71/734,277.69 - Step 6: Final answer
x = 568,584.11
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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.