Finding the Fourth Proportional to 259,778.96, 358,742.53 and 245,626.41
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Solution
The fourth proportional to 259,778.96, 358,742.53 and 245,626.41 is: 339,198.52
Step by Step Solution
- Step 1: Write the proportion equation
259,778.96 : 358,742.53 = 245,626.41 : x - Step 2: Convert to fraction form
259,778.96/358,742.53 = 245,626.41/x - Step 3: Cross multiply
259,778.96x = 358,742.53 × 245,626.41 - Step 4: Simplify right side
259,778.96x = 88,116,639,758.22 - Step 5: Solve for x
x = 88,116,639,758.22/259,778.96 - Step 6: Final answer
x = 339,198.52
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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.