Finding the Fourth Proportional to 436,201.30, 654,301.95 and 225,903.70
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Solution
The fourth proportional to 436,201.30, 654,301.95 and 225,903.70 is: 338,855.55
Step by Step Solution
- Step 1: Write the proportion equation
436,201.30 : 654,301.95 = 225,903.70 : x - Step 2: Convert to fraction form
436,201.30/654,301.95 = 225,903.70/x - Step 3: Cross multiply
436,201.30x = 654,301.95 × 225,903.70 - Step 4: Simplify right side
436,201.30x = 147,809,231,422.22 - Step 5: Solve for x
x = 147,809,231,422.22/436,201.30 - Step 6: Final answer
x = 338,855.55
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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.