Finding the Fourth Proportional to 480,794.12, 721,171.13 and 125,800.28
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Solution
The fourth proportional to 480,794.12, 721,171.13 and 125,800.28 is: 188,695.17
Step by Step Solution
- Step 1: Write the proportion equation
480,794.12 : 721,171.13 = 125,800.28 : x - Step 2: Convert to fraction form
480,794.12/721,171.13 = 125,800.28/x - Step 3: Cross multiply
480,794.12x = 721,171.13 × 125,800.28 - Step 4: Simplify right side
480,794.12x = 90,723,530,450.13 - Step 5: Solve for x
x = 90,723,530,450.13/480,794.12 - Step 6: Final answer
x = 188,695.17
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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.