Finding the Fourth Proportional to 727,731.80, 1,091,597.70 and 541,107.80
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Solution
The fourth proportional to 727,731.80, 1,091,597.70 and 541,107.80 is: 811,661.70
Step by Step Solution
- Step 1: Write the proportion equation
727,731.80 : 1,091,597.70 = 541,107.80 : x - Step 2: Convert to fraction form
727,731.80/1,091,597.70 = 541,107.80/x - Step 3: Cross multiply
727,731.80x = 1,091,597.70 × 541,107.80 - Step 4: Simplify right side
727,731.80x = 590,672,029,932.06 - Step 5: Solve for x
x = 590,672,029,932.06/727,731.80 - Step 6: Final answer
x = 811,661.70
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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.