Finding the Fourth Proportional to 299,906.56, 413,707.26 and 192,356.92
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Solution
The fourth proportional to 299,906.56, 413,707.26 and 192,356.92 is: 265,347.49
Step by Step Solution
- Step 1: Write the proportion equation
299,906.56 : 413,707.26 = 192,356.92 : x - Step 2: Convert to fraction form
299,906.56/413,707.26 = 192,356.92/x - Step 3: Cross multiply
299,906.56x = 413,707.26 × 192,356.92 - Step 4: Simplify right side
299,906.56x = 79,579,454,315.24 - Step 5: Solve for x
x = 79,579,454,315.24/299,906.56 - Step 6: Final answer
x = 265,347.49
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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.