Finding the Fourth Proportional to 313,769.53, 470,467.14 and 124,257.07
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Solution
The fourth proportional to 313,769.53, 470,467.14 and 124,257.07 is: 186,311.49
Step by Step Solution
- Step 1: Write the proportion equation
313,769.53 : 470,467.14 = 124,257.07 : x - Step 2: Convert to fraction form
313,769.53/470,467.14 = 124,257.07/x - Step 3: Cross multiply
313,769.53x = 470,467.14 × 124,257.07 - Step 4: Simplify right side
313,769.53x = 58,458,868,469.80 - Step 5: Solve for x
x = 58,458,868,469.80/313,769.53 - Step 6: Final answer
x = 186,311.49
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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.