Finding the Fourth Proportional to 193,276.70, 289,915.05 and 180,154.70
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Solution
The fourth proportional to 193,276.70, 289,915.05 and 180,154.70 is: 270,232.05
Step by Step Solution
- Step 1: Write the proportion equation
193,276.70 : 289,915.05 = 180,154.70 : x - Step 2: Convert to fraction form
193,276.70/289,915.05 = 180,154.70/x - Step 3: Cross multiply
193,276.70x = 289,915.05 × 180,154.70 - Step 4: Simplify right side
193,276.70x = 52,229,558,858.24 - Step 5: Solve for x
x = 52,229,558,858.24/193,276.70 - Step 6: Final answer
x = 270,232.05
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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.