Finding the Fourth Proportional to 541,310.40, 811,090.80 and 341,272.80
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Solution
The fourth proportional to 541,310.40, 811,090.80 and 341,272.80 is: 511,357.68
Step by Step Solution
- Step 1: Write the proportion equation
541,310.40 : 811,090.80 = 341,272.80 : x - Step 2: Convert to fraction form
541,310.40/811,090.80 = 341,272.80/x - Step 3: Cross multiply
541,310.40x = 811,090.80 × 341,272.80 - Step 4: Simplify right side
541,310.40x = 276,803,228,370.24 - Step 5: Solve for x
x = 276,803,228,370.24/541,310.40 - Step 6: Final answer
x = 511,357.68
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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.