Finding the Fourth Proportional to 283,729.91, 425,121.80 and 233,284.53
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Solution
The fourth proportional to 283,729.91, 425,121.80 and 233,284.53 is: 349,537.83
Step by Step Solution
- Step 1: Write the proportion equation
283,729.91 : 425,121.80 = 233,284.53 : x - Step 2: Convert to fraction form
283,729.91/425,121.80 = 233,284.53/x - Step 3: Cross multiply
283,729.91x = 425,121.80 × 233,284.53 - Step 4: Simplify right side
283,729.91x = 99,174,336,013.72 - Step 5: Solve for x
x = 99,174,336,013.72/283,729.91 - Step 6: Final answer
x = 349,537.83
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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.