Finding the Fourth Proportional to 412,324.70, 618,487.05 and 202,372.70
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Solution
The fourth proportional to 412,324.70, 618,487.05 and 202,372.70 is: 303,559.05
Step by Step Solution
- Step 1: Write the proportion equation
412,324.70 : 618,487.05 = 202,372.70 : x - Step 2: Convert to fraction form
412,324.70/618,487.05 = 202,372.70/x - Step 3: Cross multiply
412,324.70x = 618,487.05 × 202,372.70 - Step 4: Simplify right side
412,324.70x = 125,164,894,223.54 - Step 5: Solve for x
x = 125,164,894,223.54/412,324.70 - Step 6: Final answer
x = 303,559.05
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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.