Finding the Fourth Proportional to 899,112.42, 1,347,621.15 and 330,064.14
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Solution
The fourth proportional to 899,112.42, 1,347,621.15 and 330,064.14 is: 494,711.68
Step by Step Solution
- Step 1: Write the proportion equation
899,112.42 : 1,347,621.15 = 330,064.14 : x - Step 2: Convert to fraction form
899,112.42/1,347,621.15 = 330,064.14/x - Step 3: Cross multiply
899,112.42x = 1,347,621.15 × 330,064.14 - Step 4: Simplify right side
899,112.42x = 444,801,415,920.56 - Step 5: Solve for x
x = 444,801,415,920.56/899,112.42 - Step 6: Final answer
x = 494,711.68
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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.