Finding the Fourth Proportional to 309,562.71, 464,344.17 and 204,357.09
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Solution
The fourth proportional to 309,562.71, 464,344.17 and 204,357.09 is: 306,535.70
Step by Step Solution
- Step 1: Write the proportion equation
309,562.71 : 464,344.17 = 204,357.09 : x - Step 2: Convert to fraction form
309,562.71/464,344.17 = 204,357.09/x - Step 3: Cross multiply
309,562.71x = 464,344.17 × 204,357.09 - Step 4: Simplify right side
309,562.71x = 94,892,023,339.67 - Step 5: Solve for x
x = 94,892,023,339.67/309,562.71 - Step 6: Final answer
x = 306,535.70
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.