Finding the Fourth Proportional to 541,120.98, 811,717.11 and 141,771.54
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Solution
The fourth proportional to 541,120.98, 811,717.11 and 141,771.54 is: 212,666.65
Step by Step Solution
- Step 1: Write the proportion equation
541,120.98 : 811,717.11 = 141,771.54 : x - Step 2: Convert to fraction form
541,120.98/811,717.11 = 141,771.54/x - Step 3: Cross multiply
541,120.98x = 811,717.11 × 141,771.54 - Step 4: Simplify right side
541,120.98x = 115,078,384,729.05 - Step 5: Solve for x
x = 115,078,384,729.05/541,120.98 - Step 6: Final answer
x = 212,666.65
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.