Finding the Fourth Proportional to 277,120.05, 382,425.50 and 149,795.65
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Solution
The fourth proportional to 277,120.05, 382,425.50 and 149,795.65 is: 206,717.91
Step by Step Solution
- Step 1: Write the proportion equation
277,120.05 : 382,425.50 = 149,795.65 : x - Step 2: Convert to fraction form
277,120.05/382,425.50 = 149,795.65/x - Step 3: Cross multiply
277,120.05x = 382,425.50 × 149,795.65 - Step 4: Simplify right side
277,120.05x = 57,285,676,349.08 - Step 5: Solve for x
x = 57,285,676,349.08/277,120.05 - Step 6: Final answer
x = 206,717.91
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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.