Finding the Fourth Proportional to 246,829.92, 340,370.64 and 211,138.08
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Solution
The fourth proportional to 246,829.92, 340,370.64 and 211,138.08 is: 291,152.72
Step by Step Solution
- Step 1: Write the proportion equation
246,829.92 : 340,370.64 = 211,138.08 : x - Step 2: Convert to fraction form
246,829.92/340,370.64 = 211,138.08/x - Step 3: Cross multiply
246,829.92x = 340,370.64 × 211,138.08 - Step 4: Simplify right side
246,829.92x = 71,865,203,417.97 - Step 5: Solve for x
x = 71,865,203,417.97/246,829.92 - Step 6: Final answer
x = 291,152.72
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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.