Finding the Fourth Proportional to 317,459.26, 476,159.73 and 107,099.02
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Solution
The fourth proportional to 317,459.26, 476,159.73 and 107,099.02 is: 160,638.69
Step by Step Solution
- Step 1: Write the proportion equation
317,459.26 : 476,159.73 = 107,099.02 : x - Step 2: Convert to fraction form
317,459.26/476,159.73 = 107,099.02/x - Step 3: Cross multiply
317,459.26x = 476,159.73 × 107,099.02 - Step 4: Simplify right side
317,459.26x = 50,996,240,446.46 - Step 5: Solve for x
x = 50,996,240,446.46/317,459.26 - Step 6: Final answer
x = 160,638.69
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.