Finding the Fourth Proportional to 471,035.79, 650,023.11 and 256,171.23
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Solution
The fourth proportional to 471,035.79, 650,023.11 and 256,171.23 is: 353,512.88
Step by Step Solution
- Step 1: Write the proportion equation
471,035.79 : 650,023.11 = 256,171.23 : x - Step 2: Convert to fraction form
471,035.79/650,023.11 = 256,171.23/x - Step 3: Cross multiply
471,035.79x = 650,023.11 × 256,171.23 - Step 4: Simplify right side
471,035.79x = 166,517,219,617.13 - Step 5: Solve for x
x = 166,517,219,617.13/471,035.79 - Step 6: Final answer
x = 353,512.88
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1.5x scale
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.