Finding the Fourth Proportional to 901,611.42, 1,244,225.87 and 493,739.97
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Solution
The fourth proportional to 901,611.42, 1,244,225.87 and 493,739.97 is: 681,362.31
Step by Step Solution
- Step 1: Write the proportion equation
901,611.42 : 1,244,225.87 = 493,739.97 : x - Step 2: Convert to fraction form
901,611.42/1,244,225.87 = 493,739.97/x - Step 3: Cross multiply
901,611.42x = 1,244,225.87 × 493,739.97 - Step 4: Simplify right side
901,611.42x = 614,324,041,258.32 - Step 5: Solve for x
x = 614,324,041,258.32/901,611.42 - Step 6: Final answer
x = 681,362.31
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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.