Finding the Fourth Proportional to 227,714.70, 341,572.05 and 221,153.70
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Solution
The fourth proportional to 227,714.70, 341,572.05 and 221,153.70 is: 331,730.55
Step by Step Solution
- Step 1: Write the proportion equation
227,714.70 : 341,572.05 = 221,153.70 : x - Step 2: Convert to fraction form
227,714.70/341,572.05 = 221,153.70/x - Step 3: Cross multiply
227,714.70x = 341,572.05 × 221,153.70 - Step 4: Simplify right side
227,714.70x = 75,539,922,674.09 - Step 5: Solve for x
x = 75,539,922,674.09/227,714.70 - Step 6: Final answer
x = 331,730.55
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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.