Finding the Fourth Proportional to 343,676.12, 474,251.63 and 207,629.68
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Solution
The fourth proportional to 343,676.12, 474,251.63 and 207,629.68 is: 286,516.03
Step by Step Solution
- Step 1: Write the proportion equation
343,676.12 : 474,251.63 = 207,629.68 : x - Step 2: Convert to fraction form
343,676.12/474,251.63 = 207,629.68/x - Step 3: Cross multiply
343,676.12x = 474,251.63 × 207,629.68 - Step 4: Simplify right side
343,676.12x = 98,468,714,593.70 - Step 5: Solve for x
x = 98,468,714,593.70/343,676.12 - Step 6: Final answer
x = 286,516.03
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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.