Finding the Fourth Proportional to 276,357.65, 414,512.66 and 168,258.99
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Solution
The fourth proportional to 276,357.65, 414,512.66 and 168,258.99 is: 252,373.99
Step by Step Solution
- Step 1: Write the proportion equation
276,357.65 : 414,512.66 = 168,258.99 : x - Step 2: Convert to fraction form
276,357.65/414,512.66 = 168,258.99/x - Step 3: Cross multiply
276,357.65x = 414,512.66 × 168,258.99 - Step 4: Simplify right side
276,357.65x = 69,745,480,672.52 - Step 5: Solve for x
x = 69,745,480,672.52/276,357.65 - Step 6: Final answer
x = 252,373.99
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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.