Finding the Fourth Proportional to 471,303.76, 650,396.20 and 256,444.68
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Solution
The fourth proportional to 471,303.76, 650,396.20 and 256,444.68 is: 353,892.03
Step by Step Solution
- Step 1: Write the proportion equation
471,303.76 : 650,396.20 = 256,444.68 : x - Step 2: Convert to fraction form
471,303.76/650,396.20 = 256,444.68/x - Step 3: Cross multiply
471,303.76x = 650,396.20 × 256,444.68 - Step 4: Simplify right side
471,303.76x = 166,790,645,382.22 - Step 5: Solve for x
x = 166,790,645,382.22/471,303.76 - Step 6: Final answer
x = 353,892.03
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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.