Finding the Fourth Proportional to 987,162.99, 1,480,834.86 and 277,186.25
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Solution
The fourth proportional to 987,162.99, 1,480,834.86 and 277,186.25 is: 415,804.74
Step by Step Solution
- Step 1: Write the proportion equation
987,162.99 : 1,480,834.86 = 277,186.25 : x - Step 2: Convert to fraction form
987,162.99/1,480,834.86 = 277,186.25/x - Step 3: Cross multiply
987,162.99x = 1,480,834.86 × 277,186.25 - Step 4: Simplify right side
987,162.99x = 410,467,052,922.57 - Step 5: Solve for x
x = 410,467,052,922.57/987,162.99 - Step 6: Final answer
x = 415,804.74
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.