Finding the Fourth Proportional to 329,388.53, 493,706.34 and 149,611.05
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Solution
The fourth proportional to 329,388.53, 493,706.34 and 149,611.05 is: 224,245.59
Step by Step Solution
- Step 1: Write the proportion equation
329,388.53 : 493,706.34 = 149,611.05 : x - Step 2: Convert to fraction form
329,388.53/493,706.34 = 149,611.05/x - Step 3: Cross multiply
329,388.53x = 493,706.34 × 149,611.05 - Step 4: Simplify right side
329,388.53x = 73,863,923,919.06 - Step 5: Solve for x
x = 73,863,923,919.06/329,388.53 - Step 6: Final answer
x = 224,245.59
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1.5x scale
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.