Finding the Fourth Proportional to 246,652.65, 340,344.18 and 144,639.63
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Solution
The fourth proportional to 246,652.65, 340,344.18 and 144,639.63 is: 199,581.30
Step by Step Solution
- Step 1: Write the proportion equation
246,652.65 : 340,344.18 = 144,639.63 : x - Step 2: Convert to fraction form
246,652.65/340,344.18 = 144,639.63/x - Step 3: Cross multiply
246,652.65x = 340,344.18 × 144,639.63 - Step 4: Simplify right side
246,652.65x = 49,227,256,267.85 - Step 5: Solve for x
x = 49,227,256,267.85/246,652.65 - Step 6: Final answer
x = 199,581.30
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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.