Finding the Fourth Proportional to 747,725.36, 1,031,739.24 and 441,759.44
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Solution
The fourth proportional to 747,725.36, 1,031,739.24 and 441,759.44 is: 609,556.09
Step by Step Solution
- Step 1: Write the proportion equation
747,725.36 : 1,031,739.24 = 441,759.44 : x - Step 2: Convert to fraction form
747,725.36/1,031,739.24 = 441,759.44/x - Step 3: Cross multiply
747,725.36x = 1,031,739.24 × 441,759.44 - Step 4: Simplify right side
747,725.36x = 455,780,548,888.43 - Step 5: Solve for x
x = 455,780,548,888.43/747,725.36 - Step 6: Final answer
x = 609,556.09
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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.