Finding the Fourth Proportional to 356,693.30, 492,226.10 and 195,542.84
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Solution
The fourth proportional to 356,693.30, 492,226.10 and 195,542.84 is: 269,843.28
Step by Step Solution
- Step 1: Write the proportion equation
356,693.30 : 492,226.10 = 195,542.84 : x - Step 2: Convert to fraction form
356,693.30/492,226.10 = 195,542.84/x - Step 3: Cross multiply
356,693.30x = 492,226.10 × 195,542.84 - Step 4: Simplify right side
356,693.30x = 96,251,289,516.12 - Step 5: Solve for x
x = 96,251,289,516.12/356,693.30 - Step 6: Final answer
x = 269,843.28
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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.