Finding the Fourth Proportional to 586,566.12, 809,527.08 and 331,933.74
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Solution
The fourth proportional to 586,566.12, 809,527.08 and 331,933.74 is: 458,105.82
Step by Step Solution
- Step 1: Write the proportion equation
586,566.12 : 809,527.08 = 331,933.74 : x - Step 2: Convert to fraction form
586,566.12/809,527.08 = 331,933.74/x - Step 3: Cross multiply
586,566.12x = 809,527.08 × 331,933.74 - Step 4: Simplify right side
586,566.12x = 268,709,351,295.68 - Step 5: Solve for x
x = 268,709,351,295.68/586,566.12 - Step 6: Final answer
x = 458,105.82
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.