Finding the Fourth Proportional to 299,542.41, 413,421.92 and 177,029.79
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Solution
The fourth proportional to 299,542.41, 413,421.92 and 177,029.79 is: 244,332.66
Step by Step Solution
- Step 1: Write the proportion equation
299,542.41 : 413,421.92 = 177,029.79 : x - Step 2: Convert to fraction form
299,542.41/413,421.92 = 177,029.79/x - Step 3: Cross multiply
299,542.41x = 413,421.92 × 177,029.79 - Step 4: Simplify right side
299,542.41x = 73,187,993,907.38 - Step 5: Solve for x
x = 73,187,993,907.38/299,542.41 - Step 6: Final answer
x = 244,332.66
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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.