Finding the Fourth Proportional to 332.84, 499.23 and 137.70
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Solution
The fourth proportional to 332.84, 499.23 and 137.70 is: 206.54
Step by Step Solution
- Step 1: Write the proportion equation
332.84 : 499.23 = 137.70 : x - Step 2: Convert to fraction form
332.84/499.23 = 137.70/x - Step 3: Cross multiply
332.84x = 499.23 × 137.70 - Step 4: Simplify right side
332.84x = 68,743.97 - Step 5: Solve for x
x = 68,743.97/332.84 - Step 6: Final answer
x = 206.54
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.