Finding the Fourth Proportional to 701,744.20, 968,406.30 and 379,453.53
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Solution
The fourth proportional to 701,744.20, 968,406.30 and 379,453.53 is: 523,645.50
Step by Step Solution
- Step 1: Write the proportion equation
701,744.20 : 968,406.30 = 379,453.53 : x - Step 2: Convert to fraction form
701,744.20/968,406.30 = 379,453.53/x - Step 3: Cross multiply
701,744.20x = 968,406.30 × 379,453.53 - Step 4: Simplify right side
701,744.20x = 367,465,189,009.24 - Step 5: Solve for x
x = 367,465,189,009.24/701,744.20 - Step 6: Final answer
x = 523,645.50
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.