Finding the Fourth Proportional to 560,342.80, 839,761.44 and 524,471.68
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Solution
The fourth proportional to 560,342.80, 839,761.44 and 524,471.68 is: 786,002.95
Step by Step Solution
- Step 1: Write the proportion equation
560,342.80 : 839,761.44 = 524,471.68 : x - Step 2: Convert to fraction form
560,342.80/839,761.44 = 524,471.68/x - Step 3: Cross multiply
560,342.80x = 839,761.44 × 524,471.68 - Step 4: Simplify right side
560,342.80x = 440,431,093,236.02 - Step 5: Solve for x
x = 440,431,093,236.02/560,342.80 - Step 6: Final answer
x = 786,002.95
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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.