Finding the Fourth Proportional to 320,097.26, 441,743.13 and 176,866.53
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Solution
The fourth proportional to 320,097.26, 441,743.13 and 176,866.53 is: 244,080.74
Step by Step Solution
- Step 1: Write the proportion equation
320,097.26 : 441,743.13 = 176,866.53 : x - Step 2: Convert to fraction form
320,097.26/441,743.13 = 176,866.53/x - Step 3: Cross multiply
320,097.26x = 441,743.13 × 176,866.53 - Step 4: Simplify right side
320,097.26x = 78,129,574,554.44 - Step 5: Solve for x
x = 78,129,574,554.44/320,097.26 - Step 6: Final answer
x = 244,080.74
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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.