Finding the Fourth Proportional to 339,344.73, 508,932.99 and 114,700.19
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Solution
The fourth proportional to 339,344.73, 508,932.99 and 114,700.19 is: 172,021.85
Step by Step Solution
- Step 1: Write the proportion equation
339,344.73 : 508,932.99 = 114,700.19 : x - Step 2: Convert to fraction form
339,344.73/508,932.99 = 114,700.19/x - Step 3: Cross multiply
339,344.73x = 508,932.99 × 114,700.19 - Step 4: Simplify right side
339,344.73x = 58,374,708,105.60 - Step 5: Solve for x
x = 58,374,708,105.60/339,344.73 - Step 6: Final answer
x = 172,021.85
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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.