Finding the Fourth Proportional to 1,031,204.12, 1,546,806.18 and 321,289.52
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Solution
The fourth proportional to 1,031,204.12, 1,546,806.18 and 321,289.52 is: 481,934.28
Step by Step Solution
- Step 1: Write the proportion equation
1,031,204.12 : 1,546,806.18 = 321,289.52 : x - Step 2: Convert to fraction form
1,031,204.12/1,546,806.18 = 321,289.52/x - Step 3: Cross multiply
1,031,204.12x = 1,546,806.18 × 321,289.52 - Step 4: Simplify right side
1,031,204.12x = 496,972,615,105.23 - Step 5: Solve for x
x = 496,972,615,105.23/1,031,204.12 - Step 6: Final answer
x = 481,934.28
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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.