Finding the Fourth Proportional to 414,120.44, 621,194.56 and 114,575.96
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Solution
The fourth proportional to 414,120.44, 621,194.56 and 114,575.96 is: 171,867.79
Step by Step Solution
- Step 1: Write the proportion equation
414,120.44 : 621,194.56 = 114,575.96 : x - Step 2: Convert to fraction form
414,120.44/621,194.56 = 114,575.96/x - Step 3: Cross multiply
414,120.44x = 621,194.56 × 114,575.96 - Step 4: Simplify right side
414,120.44x = 71,173,963,058.78 - Step 5: Solve for x
x = 71,173,963,058.78/414,120.44 - Step 6: Final answer
x = 171,867.79
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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.