Finding the Fourth Proportional to 441,254.20, 661,771.94 and 125,713.84
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Solution
The fourth proportional to 441,254.20, 661,771.94 and 125,713.84 is: 188,539.60
Step by Step Solution
- Step 1: Write the proportion equation
441,254.20 : 661,771.94 = 125,713.84 : x - Step 2: Convert to fraction form
441,254.20/661,771.94 = 125,713.84/x - Step 3: Cross multiply
441,254.20x = 661,771.94 × 125,713.84 - Step 4: Simplify right side
441,254.20x = 83,193,891,781.65 - Step 5: Solve for x
x = 83,193,891,781.65/441,254.20 - Step 6: Final answer
x = 188,539.60
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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.