Finding the Fourth Proportional to 441,698.14, 662,680.20 and 157,351.55
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Solution
The fourth proportional to 441,698.14, 662,680.20 and 157,351.55 is: 236,074.70
Step by Step Solution
- Step 1: Write the proportion equation
441,698.14 : 662,680.20 = 157,351.55 : x - Step 2: Convert to fraction form
441,698.14/662,680.20 = 157,351.55/x - Step 3: Cross multiply
441,698.14x = 662,680.20 × 157,351.55 - Step 4: Simplify right side
441,698.14x = 104,273,756,624.31 - Step 5: Solve for x
x = 104,273,756,624.31/441,698.14 - Step 6: Final answer
x = 236,074.70
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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.