Finding the Fourth Proportional to 332,488.80, 498,587.40 and 132,742.80
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Solution
The fourth proportional to 332,488.80, 498,587.40 and 132,742.80 is: 199,055.99
Step by Step Solution
- Step 1: Write the proportion equation
332,488.80 : 498,587.40 = 132,742.80 : x - Step 2: Convert to fraction form
332,488.80/498,587.40 = 132,742.80/x - Step 3: Cross multiply
332,488.80x = 498,587.40 × 132,742.80 - Step 4: Simplify right side
332,488.80x = 66,183,887,520.72 - Step 5: Solve for x
x = 66,183,887,520.72/332,488.80 - Step 6: Final answer
x = 199,055.99
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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.