Finding the Fourth Proportional to 227,621.70, 341,432.55 and 218,873.70
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Solution
The fourth proportional to 227,621.70, 341,432.55 and 218,873.70 is: 328,310.55
Step by Step Solution
- Step 1: Write the proportion equation
227,621.70 : 341,432.55 = 218,873.70 : x - Step 2: Convert to fraction form
227,621.70/341,432.55 = 218,873.70/x - Step 3: Cross multiply
227,621.70x = 341,432.55 × 218,873.70 - Step 4: Simplify right side
227,621.70x = 74,730,605,518.94 - Step 5: Solve for x
x = 74,730,605,518.94/227,621.70 - Step 6: Final answer
x = 328,310.55
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1.5x scale
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.