Finding the Fourth Proportional to 433,202.91, 649,890.99 and 133,672.23
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Solution
The fourth proportional to 433,202.91, 649,890.99 and 133,672.23 is: 200,535.07
Step by Step Solution
- Step 1: Write the proportion equation
433,202.91 : 649,890.99 = 133,672.23 : x - Step 2: Convert to fraction form
433,202.91/649,890.99 = 133,672.23/x - Step 3: Cross multiply
433,202.91x = 649,890.99 × 133,672.23 - Step 4: Simplify right side
433,202.91x = 86,872,377,890.21 - Step 5: Solve for x
x = 86,872,377,890.21/433,202.91 - Step 6: Final answer
x = 200,535.07
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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.