Finding the Fourth Proportional to 433,828.76, 649,895.66 and 298,868.99
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Solution
The fourth proportional to 433,828.76, 649,895.66 and 298,868.99 is: 447,719.64
Step by Step Solution
- Step 1: Write the proportion equation
433,828.76 : 649,895.66 = 298,868.99 : x - Step 2: Convert to fraction form
433,828.76/649,895.66 = 298,868.99/x - Step 3: Cross multiply
433,828.76x = 649,895.66 × 298,868.99 - Step 4: Simplify right side
433,828.76x = 194,233,654,765.76 - Step 5: Solve for x
x = 194,233,654,765.76/433,828.76 - Step 6: Final answer
x = 447,719.64
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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.