Finding the Fourth Proportional to 451,096.19, 622,503.21 and 247,137.17
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Solution
The fourth proportional to 451,096.19, 622,503.21 and 247,137.17 is: 341,044.07
Step by Step Solution
- Step 1: Write the proportion equation
451,096.19 : 622,503.21 = 247,137.17 : x - Step 2: Convert to fraction form
451,096.19/622,503.21 = 247,137.17/x - Step 3: Cross multiply
451,096.19x = 622,503.21 × 247,137.17 - Step 4: Simplify right side
451,096.19x = 153,843,681,635.32 - Step 5: Solve for x
x = 153,843,681,635.32/451,096.19 - Step 6: Final answer
x = 341,044.07
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.