Finding the Fourth Proportional to 541,973.70, 811,405.35 and 332,021.70
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Solution
The fourth proportional to 541,973.70, 811,405.35 and 332,021.70 is: 497,079.81
Step by Step Solution
- Step 1: Write the proportion equation
541,973.70 : 811,405.35 = 332,021.70 : x - Step 2: Convert to fraction form
541,973.70/811,405.35 = 332,021.70/x - Step 3: Cross multiply
541,973.70x = 811,405.35 × 332,021.70 - Step 4: Simplify right side
541,973.70x = 269,404,183,696.10 - Step 5: Solve for x
x = 269,404,183,696.10/541,973.70 - Step 6: Final answer
x = 497,079.81
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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.