Finding the Fourth Proportional to 332,197.70, 498,296.55 and 121,808.30
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Solution
The fourth proportional to 332,197.70, 498,296.55 and 121,808.30 is: 182,712.45
Step by Step Solution
- Step 1: Write the proportion equation
332,197.70 : 498,296.55 = 121,808.30 : x - Step 2: Convert to fraction form
332,197.70/498,296.55 = 121,808.30/x - Step 3: Cross multiply
332,197.70x = 498,296.55 × 121,808.30 - Step 4: Simplify right side
332,197.70x = 60,696,655,651.37 - Step 5: Solve for x
x = 60,696,655,651.37/332,197.70 - Step 6: Final answer
x = 182,712.45
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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.