Finding the Fourth Proportional to 436,826.08, 655,332.68 and 247,375.99
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Solution
The fourth proportional to 436,826.08, 655,332.68 and 247,375.99 is: 371,116.97
Step by Step Solution
- Step 1: Write the proportion equation
436,826.08 : 655,332.68 = 247,375.99 : x - Step 2: Convert to fraction form
436,826.08/655,332.68 = 247,375.99/x - Step 3: Cross multiply
436,826.08x = 655,332.68 × 247,375.99 - Step 4: Simplify right side
436,826.08x = 162,113,570,540.47 - Step 5: Solve for x
x = 162,113,570,540.47/436,826.08 - Step 6: Final answer
x = 371,116.97
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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.