Finding the Fourth Proportional to 299,508.06, 413,337.94 and 163,554.69
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Solution
The fourth proportional to 299,508.06, 413,337.94 and 163,554.69 is: 225,714.66
Step by Step Solution
- Step 1: Write the proportion equation
299,508.06 : 413,337.94 = 163,554.69 : x - Step 2: Convert to fraction form
299,508.06/413,337.94 = 163,554.69/x - Step 3: Cross multiply
299,508.06x = 413,337.94 × 163,554.69 - Step 4: Simplify right side
299,508.06x = 67,603,359,783.07 - Step 5: Solve for x
x = 67,603,359,783.07/299,508.06 - Step 6: Final answer
x = 225,714.66
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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.