Finding the Fourth Proportional to 277,400.63, 382,815.63 and 150,078.95
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Solution
The fourth proportional to 277,400.63, 382,815.63 and 150,078.95 is: 207,110.45
Step by Step Solution
- Step 1: Write the proportion equation
277,400.63 : 382,815.63 = 150,078.95 : x - Step 2: Convert to fraction form
277,400.63/382,815.63 = 150,078.95/x - Step 3: Cross multiply
277,400.63x = 382,815.63 × 150,078.95 - Step 4: Simplify right side
277,400.63x = 57,452,568,751.03 - Step 5: Solve for x
x = 57,452,568,751.03/277,400.63 - Step 6: Final answer
x = 207,110.45
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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.