Finding the Fourth Proportional to 609,082.70, 913,110.34 and 383,947
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Solution
The fourth proportional to 609,082.70, 913,110.34 and 383,947 is: 575,596.67
Step by Step Solution
- Step 1: Write the proportion equation
609,082.70 : 913,110.34 = 383,947 : x - Step 2: Convert to fraction form
609,082.70/913,110.34 = 383,947/x - Step 3: Cross multiply
609,082.70x = 913,110.34 × 383,947 - Step 4: Simplify right side
609,082.70x = 350,585,975,711.98 - Step 5: Solve for x
x = 350,585,975,711.98/609,082.70 - Step 6: Final answer
x = 575,596.67
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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.