Finding the Fourth Proportional to 524,556.08, 786,640.84 and 187,505.68
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Solution
The fourth proportional to 524,556.08, 786,640.84 and 187,505.68 is: 281,189.43
Step by Step Solution
- Step 1: Write the proportion equation
524,556.08 : 786,640.84 = 187,505.68 : x - Step 2: Convert to fraction form
524,556.08/786,640.84 = 187,505.68/x - Step 3: Cross multiply
524,556.08x = 786,640.84 × 187,505.68 - Step 4: Simplify right side
524,556.08x = 147,499,625,619.97 - Step 5: Solve for x
x = 147,499,625,619.97/524,556.08 - Step 6: Final answer
x = 281,189.43
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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.