Finding the Fourth Proportional to 339,513.21, 468,525.91 and 186,553.02
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Solution
The fourth proportional to 339,513.21, 468,525.91 and 186,553.02 is: 257,441.88
Step by Step Solution
- Step 1: Write the proportion equation
339,513.21 : 468,525.91 = 186,553.02 : x - Step 2: Convert to fraction form
339,513.21/468,525.91 = 186,553.02/x - Step 3: Cross multiply
339,513.21x = 468,525.91 × 186,553.02 - Step 4: Simplify right side
339,513.21x = 87,404,921,116.12 - Step 5: Solve for x
x = 87,404,921,116.12/339,513.21 - Step 6: Final answer
x = 257,441.88
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.