Finding the Fourth Proportional to 332,519.40, 498,779.10 and 192,205.80
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Solution
The fourth proportional to 332,519.40, 498,779.10 and 192,205.80 is: 288,308.70
Step by Step Solution
- Step 1: Write the proportion equation
332,519.40 : 498,779.10 = 192,205.80 : x - Step 2: Convert to fraction form
332,519.40/498,779.10 = 192,205.80/x - Step 3: Cross multiply
332,519.40x = 498,779.10 × 192,205.80 - Step 4: Simplify right side
332,519.40x = 95,868,235,938.78 - Step 5: Solve for x
x = 95,868,235,938.78/332,519.40 - Step 6: Final answer
x = 288,308.70
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1.5x scale
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.