Finding the Fourth Proportional to 340,532.62, 469,935.01 and 197,375.70
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Solution
The fourth proportional to 340,532.62, 469,935.01 and 197,375.70 is: 272,378.46
Step by Step Solution
- Step 1: Write the proportion equation
340,532.62 : 469,935.01 = 197,375.70 : x - Step 2: Convert to fraction form
340,532.62/469,935.01 = 197,375.70/x - Step 3: Cross multiply
340,532.62x = 469,935.01 × 197,375.70 - Step 4: Simplify right side
340,532.62x = 92,753,751,553.26 - Step 5: Solve for x
x = 92,753,751,553.26/340,532.62 - Step 6: Final answer
x = 272,378.46
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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.