Finding the Fourth Proportional to 545,171.84, 752,337.20 and 303,449.24
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Solution
The fourth proportional to 545,171.84, 752,337.20 and 303,449.24 is: 418,759.99
Step by Step Solution
- Step 1: Write the proportion equation
545,171.84 : 752,337.20 = 303,449.24 : x - Step 2: Convert to fraction form
545,171.84/752,337.20 = 303,449.24/x - Step 3: Cross multiply
545,171.84x = 752,337.20 × 303,449.24 - Step 4: Simplify right side
545,171.84x = 228,296,151,563.73 - Step 5: Solve for x
x = 228,296,151,563.73/545,171.84 - Step 6: Final answer
x = 418,759.99
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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.