Finding the Fourth Proportional to 296,159.19, 444,231.40 and 138,563.97
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Solution
The fourth proportional to 296,159.19, 444,231.40 and 138,563.97 is: 207,842.49
Step by Step Solution
- Step 1: Write the proportion equation
296,159.19 : 444,231.40 = 138,563.97 : x - Step 2: Convert to fraction form
296,159.19/444,231.40 = 138,563.97/x - Step 3: Cross multiply
296,159.19x = 444,231.40 × 138,563.97 - Step 4: Simplify right side
296,159.19x = 61,554,463,815.09 - Step 5: Solve for x
x = 61,554,463,815.09/296,159.19 - Step 6: Final answer
x = 207,842.49
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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.