Finding the Fourth Proportional to 440,910.40, 661,373.28 and 125,375.68
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Solution
The fourth proportional to 440,910.40, 661,373.28 and 125,375.68 is: 188,065.70
Step by Step Solution
- Step 1: Write the proportion equation
440,910.40 : 661,373.28 = 125,375.68 : x - Step 2: Convert to fraction form
440,910.40/661,373.28 = 125,375.68/x - Step 3: Cross multiply
440,910.40x = 661,373.28 × 125,375.68 - Step 4: Simplify right side
440,910.40x = 82,920,124,713.83 - Step 5: Solve for x
x = 82,920,124,713.83/440,910.40 - Step 6: Final answer
x = 188,065.70
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.