Finding the Fourth Proportional to 323,202.40, 446,037.68 and 194,180.32
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Solution
The fourth proportional to 323,202.40, 446,037.68 and 194,180.32 is: 267,979.88
Step by Step Solution
- Step 1: Write the proportion equation
323,202.40 : 446,037.68 = 194,180.32 : x - Step 2: Convert to fraction form
323,202.40/446,037.68 = 194,180.32/x - Step 3: Cross multiply
323,202.40x = 446,037.68 × 194,180.32 - Step 4: Simplify right side
323,202.40x = 86,611,739,434.46 - Step 5: Solve for x
x = 86,611,739,434.46/323,202.40 - Step 6: Final answer
x = 267,979.88
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.