Finding the Fourth Proportional to 582,727.65, 874,091.47 and 209,013.09
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Solution
The fourth proportional to 582,727.65, 874,091.47 and 209,013.09 is: 313,519.63
Step by Step Solution
- Step 1: Write the proportion equation
582,727.65 : 874,091.47 = 209,013.09 : x - Step 2: Convert to fraction form
582,727.65/874,091.47 = 209,013.09/x - Step 3: Cross multiply
582,727.65x = 874,091.47 × 209,013.09 - Step 4: Simplify right side
582,727.65x = 182,696,559,087.34 - Step 5: Solve for x
x = 182,696,559,087.34/582,727.65 - Step 6: Final answer
x = 313,519.63
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.