Finding the Fourth Proportional to 545,440.96, 752,709.36 and 303,770.08
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Solution
The fourth proportional to 545,440.96, 752,709.36 and 303,770.08 is: 419,203.18
Step by Step Solution
- Step 1: Write the proportion equation
545,440.96 : 752,709.36 = 303,770.08 : x - Step 2: Convert to fraction form
545,440.96/752,709.36 = 303,770.08/x - Step 3: Cross multiply
545,440.96x = 752,709.36 × 303,770.08 - Step 4: Simplify right side
545,440.96x = 228,650,582,503.95 - Step 5: Solve for x
x = 228,650,582,503.95/545,440.96 - Step 6: Final answer
x = 419,203.18
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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.