Finding the Fourth Proportional to 246,815.40, 370,176.12 and 120,328.68
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Solution
The fourth proportional to 246,815.40, 370,176.12 and 120,328.68 is: 180,470.12
Step by Step Solution
- Step 1: Write the proportion equation
246,815.40 : 370,176.12 = 120,328.68 : x - Step 2: Convert to fraction form
246,815.40/370,176.12 = 120,328.68/x - Step 3: Cross multiply
246,815.40x = 370,176.12 × 120,328.68 - Step 4: Simplify right side
246,815.40x = 44,542,803,887.12 - Step 5: Solve for x
x = 44,542,803,887.12/246,815.40 - Step 6: Final answer
x = 180,470.12
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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.