Finding the Fourth Proportional to 270,423.15, 405,635.41 and 110,499.08
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Solution
The fourth proportional to 270,423.15, 405,635.41 and 110,499.08 is: 165,748.90
Step by Step Solution
- Step 1: Write the proportion equation
270,423.15 : 405,635.41 = 110,499.08 : x - Step 2: Convert to fraction form
270,423.15/405,635.41 = 110,499.08/x - Step 3: Cross multiply
270,423.15x = 405,635.41 × 110,499.08 - Step 4: Simplify right side
270,423.15x = 44,822,339,620.42 - Step 5: Solve for x
x = 44,822,339,620.42/270,423.15 - Step 6: Final answer
x = 165,748.90
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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.