Finding the Fourth Proportional to 414,791.88, 622,520.01 and 190,258.08
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Solution
The fourth proportional to 414,791.88, 622,520.01 and 190,258.08 is: 285,539.49
Step by Step Solution
- Step 1: Write the proportion equation
414,791.88 : 622,520.01 = 190,258.08 : x - Step 2: Convert to fraction form
414,791.88/622,520.01 = 190,258.08/x - Step 3: Cross multiply
414,791.88x = 622,520.01 × 190,258.08 - Step 4: Simplify right side
414,791.88x = 118,439,461,864.18 - Step 5: Solve for x
x = 118,439,461,864.18/414,791.88 - Step 6: Final answer
x = 285,539.49
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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.