Finding the Fourth Proportional to 373,108.20, 559,771.68 and 120,427.68
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Solution
The fourth proportional to 373,108.20, 559,771.68 and 120,427.68 is: 180,676.82
Step by Step Solution
- Step 1: Write the proportion equation
373,108.20 : 559,771.68 = 120,427.68 : x - Step 2: Convert to fraction form
373,108.20/559,771.68 = 120,427.68/x - Step 3: Cross multiply
373,108.20x = 559,771.68 × 120,427.68 - Step 4: Simplify right side
373,108.20x = 67,412,004,752.10 - Step 5: Solve for x
x = 67,412,004,752.10/373,108.20 - Step 6: Final answer
x = 180,676.82
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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.