Finding the Fourth Proportional to 378,709.02, 568,024.65 and 201,027.42
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Solution
The fourth proportional to 378,709.02, 568,024.65 and 201,027.42 is: 301,520.49
Step by Step Solution
- Step 1: Write the proportion equation
378,709.02 : 568,024.65 = 201,027.42 : x - Step 2: Convert to fraction form
378,709.02/568,024.65 = 201,027.42/x - Step 3: Cross multiply
378,709.02x = 568,024.65 × 201,027.42 - Step 4: Simplify right side
378,709.02x = 114,188,529,885.90 - Step 5: Solve for x
x = 114,188,529,885.90/378,709.02 - Step 6: Final answer
x = 301,520.49
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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.