Finding the Fourth Proportional to 264,745.92, 365,829.84 and 193,000.80
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Solution
The fourth proportional to 264,745.92, 365,829.84 and 193,000.80 is: 266,691.37
Step by Step Solution
- Step 1: Write the proportion equation
264,745.92 : 365,829.84 = 193,000.80 : x - Step 2: Convert to fraction form
264,745.92/365,829.84 = 193,000.80/x - Step 3: Cross multiply
264,745.92x = 365,829.84 × 193,000.80 - Step 4: Simplify right side
264,745.92x = 70,605,451,783.87 - Step 5: Solve for x
x = 70,605,451,783.87/264,745.92 - Step 6: Final answer
x = 266,691.37
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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.