Finding the Fourth Proportional to 283,286.20, 424,929.30 and 96,297.70
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Solution
The fourth proportional to 283,286.20, 424,929.30 and 96,297.70 is: 144,446.55
Step by Step Solution
- Step 1: Write the proportion equation
283,286.20 : 424,929.30 = 96,297.70 : x - Step 2: Convert to fraction form
283,286.20/424,929.30 = 96,297.70/x - Step 3: Cross multiply
283,286.20x = 424,929.30 × 96,297.70 - Step 4: Simplify right side
283,286.20x = 40,919,714,252.61 - Step 5: Solve for x
x = 40,919,714,252.61/283,286.20 - Step 6: Final answer
x = 144,446.55
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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.