Finding the Fourth Proportional to 442,844.70, 664,353.45 and 190,124.70
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Solution
The fourth proportional to 442,844.70, 664,353.45 and 190,124.70 is: 285,224.14
Step by Step Solution
- Step 1: Write the proportion equation
442,844.70 : 664,353.45 = 190,124.70 : x - Step 2: Convert to fraction form
442,844.70/664,353.45 = 190,124.70/x - Step 3: Cross multiply
442,844.70x = 664,353.45 × 190,124.70 - Step 4: Simplify right side
442,844.70x = 126,310,000,375.22 - Step 5: Solve for x
x = 126,310,000,375.22/442,844.70 - Step 6: Final answer
x = 285,224.14
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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.