Finding the Fourth Proportional to 471,626.28, 650,823.84 and 256,767.12
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Solution
The fourth proportional to 471,626.28, 650,823.84 and 256,767.12 is: 354,327.50
Step by Step Solution
- Step 1: Write the proportion equation
471,626.28 : 650,823.84 = 256,767.12 : x - Step 2: Convert to fraction form
471,626.28/650,823.84 = 256,767.12/x - Step 3: Cross multiply
471,626.28x = 650,823.84 × 256,767.12 - Step 4: Simplify right side
471,626.28x = 167,110,163,024.14 - Step 5: Solve for x
x = 167,110,163,024.14/471,626.28 - Step 6: Final answer
x = 354,327.50
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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.