Finding the Fourth Proportional to 246,718.41, 340,474.23 and 144,745.68
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Solution
The fourth proportional to 246,718.41, 340,474.23 and 144,745.68 is: 199,750.70
Step by Step Solution
- Step 1: Write the proportion equation
246,718.41 : 340,474.23 = 144,745.68 : x - Step 2: Convert to fraction form
246,718.41/340,474.23 = 144,745.68/x - Step 3: Cross multiply
246,718.41x = 340,474.23 × 144,745.68 - Step 4: Simplify right side
246,718.41x = 49,282,173,943.83 - Step 5: Solve for x
x = 49,282,173,943.83/246,718.41 - Step 6: Final answer
x = 199,750.70
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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.