Finding the Fourth Proportional to 277,210.62, 382,550.81 and 149,886.09
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Solution
The fourth proportional to 277,210.62, 382,550.81 and 149,886.09 is: 206,842.88
Step by Step Solution
- Step 1: Write the proportion equation
277,210.62 : 382,550.81 = 149,886.09 : x - Step 2: Convert to fraction form
277,210.62/382,550.81 = 149,886.09/x - Step 3: Cross multiply
277,210.62x = 382,550.81 × 149,886.09 - Step 4: Simplify right side
277,210.62x = 57,339,044,387.80 - Step 5: Solve for x
x = 57,339,044,387.80/277,210.62 - Step 6: Final answer
x = 206,842.88
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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.