Finding the Fourth Proportional to 299,660.22, 413,512.74 and 163,666.62
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Solution
The fourth proportional to 299,660.22, 413,512.74 and 163,666.62 is: 225,849.91
Step by Step Solution
- Step 1: Write the proportion equation
299,660.22 : 413,512.74 = 163,666.62 : x - Step 2: Convert to fraction form
299,660.22/413,512.74 = 163,666.62/x - Step 3: Cross multiply
299,660.22x = 413,512.74 × 163,666.62 - Step 4: Simplify right side
299,660.22x = 67,678,232,482.74 - Step 5: Solve for x
x = 67,678,232,482.74/299,660.22 - Step 6: Final answer
x = 225,849.91
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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.