Finding the Fourth Proportional to 439,529.80, 659,165.10 and 173,201.80
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Solution
The fourth proportional to 439,529.80, 659,165.10 and 173,201.80 is: 259,751.63
Step by Step Solution
- Step 1: Write the proportion equation
439,529.80 : 659,165.10 = 173,201.80 : x - Step 2: Convert to fraction form
439,529.80/659,165.10 = 173,201.80/x - Step 3: Cross multiply
439,529.80x = 659,165.10 × 173,201.80 - Step 4: Simplify right side
439,529.80x = 114,168,581,817.18 - Step 5: Solve for x
x = 114,168,581,817.18/439,529.80 - Step 6: Final answer
x = 259,751.63
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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.