Finding the Fourth Proportional to 336,231.20, 504,346.80 and 125,841.80
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Solution
The fourth proportional to 336,231.20, 504,346.80 and 125,841.80 is: 188,762.70
Step by Step Solution
- Step 1: Write the proportion equation
336,231.20 : 504,346.80 = 125,841.80 : x - Step 2: Convert to fraction form
336,231.20/504,346.80 = 125,841.80/x - Step 3: Cross multiply
336,231.20x = 504,346.80 × 125,841.80 - Step 4: Simplify right side
336,231.20x = 63,467,909,136.24 - Step 5: Solve for x
x = 63,467,909,136.24/336,231.20 - Step 6: Final answer
x = 188,762.70
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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.