Finding the Fourth Proportional to 445,616.68, 668,258.68 and 179,287.24
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Solution
The fourth proportional to 445,616.68, 668,258.68 and 179,287.24 is: 268,863.94
Step by Step Solution
- Step 1: Write the proportion equation
445,616.68 : 668,258.68 = 179,287.24 : x - Step 2: Convert to fraction form
445,616.68/668,258.68 = 179,287.24/x - Step 3: Cross multiply
445,616.68x = 668,258.68 × 179,287.24 - Step 4: Simplify right side
445,616.68x = 119,810,254,343.24 - Step 5: Solve for x
x = 119,810,254,343.24/445,616.68 - Step 6: Final answer
x = 268,863.94
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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.