Finding the Fourth Proportional to 341,966.63, 471,899.26 and 188,996.92
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Solution
The fourth proportional to 341,966.63, 471,899.26 and 188,996.92 is: 260,807.63
Step by Step Solution
- Step 1: Write the proportion equation
341,966.63 : 471,899.26 = 188,996.92 : x - Step 2: Convert to fraction form
341,966.63/471,899.26 = 188,996.92/x - Step 3: Cross multiply
341,966.63x = 471,899.26 × 188,996.92 - Step 4: Simplify right side
341,966.63x = 89,187,506,690.28 - Step 5: Solve for x
x = 89,187,506,690.28/341,966.63 - Step 6: Final answer
x = 260,807.63
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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.