Finding the Fourth Proportional to 471,419.20, 650,546.00 and 256,554.65
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Solution
The fourth proportional to 471,419.20, 650,546.00 and 256,554.65 is: 354,038.62
Step by Step Solution
- Step 1: Write the proportion equation
471,419.20 : 650,546.00 = 256,554.65 : x - Step 2: Convert to fraction form
471,419.20/650,546.00 = 256,554.65/x - Step 3: Cross multiply
471,419.20x = 650,546.00 × 256,554.65 - Step 4: Simplify right side
471,419.20x = 166,900,600,056.13 - Step 5: Solve for x
x = 166,900,600,056.13/471,419.20 - Step 6: Final answer
x = 354,038.62
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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.