Finding the Fourth Proportional to 246,874.80, 370,324.35 and 128,776.80
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Solution
The fourth proportional to 246,874.80, 370,324.35 and 128,776.80 is: 193,171.54
Step by Step Solution
- Step 1: Write the proportion equation
246,874.80 : 370,324.35 = 128,776.80 : x - Step 2: Convert to fraction form
246,874.80/370,324.35 = 128,776.80/x - Step 3: Cross multiply
246,874.80x = 370,324.35 × 128,776.80 - Step 4: Simplify right side
246,874.80x = 47,689,184,755.08 - Step 5: Solve for x
x = 47,689,184,755.08/246,874.80 - Step 6: Final answer
x = 193,171.54
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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.