Finding the Fourth Proportional to 332,579.40, 498,869.10 and 192,265.80
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Solution
The fourth proportional to 332,579.40, 498,869.10 and 192,265.80 is: 288,398.70
Step by Step Solution
- Step 1: Write the proportion equation
332,579.40 : 498,869.10 = 192,265.80 : x - Step 2: Convert to fraction form
332,579.40/498,869.10 = 192,265.80/x - Step 3: Cross multiply
332,579.40x = 498,869.10 × 192,265.80 - Step 4: Simplify right side
332,579.40x = 95,915,466,606.78 - Step 5: Solve for x
x = 95,915,466,606.78/332,579.40 - Step 6: Final answer
x = 288,398.70
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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.