Finding the Fourth Proportional to 246,268.96, 369,424.41 and 77,744.20
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Solution
The fourth proportional to 246,268.96, 369,424.41 and 77,744.20 is: 116,622.92
Step by Step Solution
- Step 1: Write the proportion equation
246,268.96 : 369,424.41 = 77,744.20 : x - Step 2: Convert to fraction form
246,268.96/369,424.41 = 77,744.20/x - Step 3: Cross multiply
246,268.96x = 369,424.41 × 77,744.20 - Step 4: Simplify right side
246,268.96x = 28,720,605,215.92 - Step 5: Solve for x
x = 28,720,605,215.92/246,268.96 - Step 6: Final answer
x = 116,622.92
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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.