Finding the Fourth Proportional to 227,107.99, 340,662.50 and 213,235.58
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Solution
The fourth proportional to 227,107.99, 340,662.50 and 213,235.58 is: 319,853.84
Step by Step Solution
- Step 1: Write the proportion equation
227,107.99 : 340,662.50 = 213,235.58 : x - Step 2: Convert to fraction form
227,107.99/340,662.50 = 213,235.58/x - Step 3: Cross multiply
227,107.99x = 340,662.50 × 213,235.58 - Step 4: Simplify right side
227,107.99x = 72,641,363,661.72 - Step 5: Solve for x
x = 72,641,363,661.72/227,107.99 - Step 6: Final answer
x = 319,853.84
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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.