Finding the Fourth Proportional to 347,919.21, 480,083.69 and 204,626.97
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Solution
The fourth proportional to 347,919.21, 480,083.69 and 204,626.97 is: 282,358.86
Step by Step Solution
- Step 1: Write the proportion equation
347,919.21 : 480,083.69 = 204,626.97 : x - Step 2: Convert to fraction form
347,919.21/480,083.69 = 204,626.97/x - Step 3: Cross multiply
347,919.21x = 480,083.69 × 204,626.97 - Step 4: Simplify right side
347,919.21x = 98,238,069,807.98 - Step 5: Solve for x
x = 98,238,069,807.98/347,919.21 - Step 6: Final answer
x = 282,358.86
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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.