Finding the Fourth Proportional to 283,994.68, 425,919.04 and 84,267.84
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Solution
The fourth proportional to 283,994.68, 425,919.04 and 84,267.84 is: 126,380.11
Step by Step Solution
- Step 1: Write the proportion equation
283,994.68 : 425,919.04 = 84,267.84 : x - Step 2: Convert to fraction form
283,994.68/425,919.04 = 84,267.84/x - Step 3: Cross multiply
283,994.68x = 425,919.04 × 84,267.84 - Step 4: Simplify right side
283,994.68x = 35,891,277,515.67 - Step 5: Solve for x
x = 35,891,277,515.67/283,994.68 - Step 6: Final answer
x = 126,380.11
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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.