Finding the Fourth Proportional to 545,445.96, 752,716.26 and 303,775.08
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Solution
The fourth proportional to 545,445.96, 752,716.26 and 303,775.08 is: 419,210.08
Step by Step Solution
- Step 1: Write the proportion equation
545,445.96 : 752,716.26 = 303,775.08 : x - Step 2: Convert to fraction form
545,445.96/752,716.26 = 303,775.08/x - Step 3: Cross multiply
545,445.96x = 752,716.26 × 303,775.08 - Step 4: Simplify right side
545,445.96x = 228,656,442,098.80 - Step 5: Solve for x
x = 228,656,442,098.80/545,445.96 - Step 6: Final answer
x = 419,210.08
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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.