Finding the Fourth Proportional to 451,166.63, 622,583.11 and 247,176.95
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Solution
The fourth proportional to 451,166.63, 622,583.11 and 247,176.95 is: 341,089.49
Step by Step Solution
- Step 1: Write the proportion equation
451,166.63 : 622,583.11 = 247,176.95 : x - Step 2: Convert to fraction form
451,166.63/622,583.11 = 247,176.95/x - Step 3: Cross multiply
451,166.63x = 622,583.11 × 247,176.95 - Step 4: Simplify right side
451,166.63x = 153,888,194,251.32 - Step 5: Solve for x
x = 153,888,194,251.32/451,166.63 - Step 6: Final answer
x = 341,089.49
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1.5x scale
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.