Finding the Fourth Proportional to 246,707.36, 370,074.14 and 78,240.96
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Solution
The fourth proportional to 246,707.36, 370,074.14 and 78,240.96 is: 117,365.59
Step by Step Solution
- Step 1: Write the proportion equation
246,707.36 : 370,074.14 = 78,240.96 : x - Step 2: Convert to fraction form
246,707.36/370,074.14 = 78,240.96/x - Step 3: Cross multiply
246,707.36x = 370,074.14 × 78,240.96 - Step 4: Simplify right side
246,707.36x = 28,954,955,984.77 - Step 5: Solve for x
x = 28,954,955,984.77/246,707.36 - Step 6: Final answer
x = 117,365.59
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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.