Finding the Fourth Proportional to 283,540.80, 425,311.52 and 266,219.68
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Solution
The fourth proportional to 283,540.80, 425,311.52 and 266,219.68 is: 399,329.82
Step by Step Solution
- Step 1: Write the proportion equation
283,540.80 : 425,311.52 = 266,219.68 : x - Step 2: Convert to fraction form
283,540.80/425,311.52 = 266,219.68/x - Step 3: Cross multiply
283,540.80x = 425,311.52 × 266,219.68 - Step 4: Simplify right side
283,540.80x = 113,226,296,754.71 - Step 5: Solve for x
x = 113,226,296,754.71/283,540.80 - Step 6: Final answer
x = 399,329.82
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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.