Finding the Fourth Proportional to 888,299.26, 1,225,856.70 and 480,401.08
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Solution
The fourth proportional to 888,299.26, 1,225,856.70 and 480,401.08 is: 662,955.50
Step by Step Solution
- Step 1: Write the proportion equation
888,299.26 : 1,225,856.70 = 480,401.08 : x - Step 2: Convert to fraction form
888,299.26/1,225,856.70 = 480,401.08/x - Step 3: Cross multiply
888,299.26x = 1,225,856.70 × 480,401.08 - Step 4: Simplify right side
888,299.26x = 588,902,876,475.95 - Step 5: Solve for x
x = 588,902,876,475.95/888,299.26 - Step 6: Final answer
x = 662,955.50
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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.