Finding the Fourth Proportional to 227,630.80, 341,664.90 and 115,437.70
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Solution
The fourth proportional to 227,630.80, 341,664.90 and 115,437.70 is: 173,267.46
Step by Step Solution
- Step 1: Write the proportion equation
227,630.80 : 341,664.90 = 115,437.70 : x - Step 2: Convert to fraction form
227,630.80/341,664.90 = 115,437.70/x - Step 3: Cross multiply
227,630.80x = 341,664.90 × 115,437.70 - Step 4: Simplify right side
227,630.80x = 39,441,010,226.73 - Step 5: Solve for x
x = 39,441,010,226.73/227,630.80 - Step 6: Final answer
x = 173,267.46
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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.