Finding the Fourth Proportional to 545,177.24, 752,327.84 and 303,453.60
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Solution
The fourth proportional to 545,177.24, 752,327.84 and 303,453.60 is: 418,756.65
Step by Step Solution
- Step 1: Write the proportion equation
545,177.24 : 752,327.84 = 303,453.60 : x - Step 2: Convert to fraction form
545,177.24/752,327.84 = 303,453.60/x - Step 3: Cross multiply
545,177.24x = 752,327.84 × 303,453.60 - Step 4: Simplify right side
545,177.24x = 228,296,589,910.96 - Step 5: Solve for x
x = 228,296,589,910.96/545,177.24 - Step 6: Final answer
x = 418,756.65
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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.