Finding the Fourth Proportional to 418,711.19, 628,052.16 and 119,193.44
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Solution
The fourth proportional to 418,711.19, 628,052.16 and 119,193.44 is: 178,786.00
Step by Step Solution
- Step 1: Write the proportion equation
418,711.19 : 628,052.16 = 119,193.44 : x - Step 2: Convert to fraction form
418,711.19/628,052.16 = 119,193.44/x - Step 3: Cross multiply
418,711.19x = 628,052.16 × 119,193.44 - Step 4: Simplify right side
418,711.19x = 74,859,697,449.83 - Step 5: Solve for x
x = 74,859,697,449.83/418,711.19 - Step 6: Final answer
x = 178,786.00
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.