Finding the Fourth Proportional to 757,057.44, 1,134,571.79 and 708,575.12
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Solution
The fourth proportional to 757,057.44, 1,134,571.79 and 708,575.12 is: 1,061,913.27
Step by Step Solution
- Step 1: Write the proportion equation
757,057.44 : 1,134,571.79 = 708,575.12 : x - Step 2: Convert to fraction form
757,057.44/1,134,571.79 = 708,575.12/x - Step 3: Cross multiply
757,057.44x = 1,134,571.79 × 708,575.12 - Step 4: Simplify right side
757,057.44x = 803,929,340,210.84 - Step 5: Solve for x
x = 803,929,340,210.84/757,057.44 - Step 6: Final answer
x = 1,061,913.27
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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.