Finding the Fourth Proportional to 586,674.52, 809,543.88 and 328,515.57
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Solution
The fourth proportional to 586,674.52, 809,543.88 and 328,515.57 is: 453,313.99
Step by Step Solution
- Step 1: Write the proportion equation
586,674.52 : 809,543.88 = 328,515.57 : x - Step 2: Convert to fraction form
586,674.52/809,543.88 = 328,515.57/x - Step 3: Cross multiply
586,674.52x = 809,543.88 × 328,515.57 - Step 4: Simplify right side
586,674.52x = 265,947,769,178.21 - Step 5: Solve for x
x = 265,947,769,178.21/586,674.52 - Step 6: Final answer
x = 453,313.99
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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.