Finding the Fourth Proportional to 276,305.18, 414,440.84 and 162,515.91
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Solution
The fourth proportional to 276,305.18, 414,440.84 and 162,515.91 is: 243,763.91
Step by Step Solution
- Step 1: Write the proportion equation
276,305.18 : 414,440.84 = 162,515.91 : x - Step 2: Convert to fraction form
276,305.18/414,440.84 = 162,515.91/x - Step 3: Cross multiply
276,305.18x = 414,440.84 × 162,515.91 - Step 4: Simplify right side
276,305.18x = 67,353,230,660.05 - Step 5: Solve for x
x = 67,353,230,660.05/276,305.18 - Step 6: Final answer
x = 243,763.91
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.