Finding the Fourth Proportional to 276,467.63, 414,767.25 and 89,479.13
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Solution
The fourth proportional to 276,467.63, 414,767.25 and 89,479.13 is: 134,239.99
Step by Step Solution
- Step 1: Write the proportion equation
276,467.63 : 414,767.25 = 89,479.13 : x - Step 2: Convert to fraction form
276,467.63/414,767.25 = 89,479.13/x - Step 3: Cross multiply
276,467.63x = 414,767.25 × 89,479.13 - Step 4: Simplify right side
276,467.63x = 37,113,010,608.66 - Step 5: Solve for x
x = 37,113,010,608.66/276,467.63 - Step 6: Final answer
x = 134,239.99
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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.