Finding the Fourth Proportional to 332,757.60, 499,209.30 and 133,027.80
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Solution
The fourth proportional to 332,757.60, 499,209.30 and 133,027.80 is: 199,570.84
Step by Step Solution
- Step 1: Write the proportion equation
332,757.60 : 499,209.30 = 133,027.80 : x - Step 2: Convert to fraction form
332,757.60/499,209.30 = 133,027.80/x - Step 3: Cross multiply
332,757.60x = 499,209.30 × 133,027.80 - Step 4: Simplify right side
332,757.60x = 66,408,714,918.54 - Step 5: Solve for x
x = 66,408,714,918.54/332,757.60 - Step 6: Final answer
x = 199,570.84
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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.