Finding the Fourth Proportional to 317,356.23, 476,035.97 and 106,995.99
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Solution
The fourth proportional to 317,356.23, 476,035.97 and 106,995.99 is: 160,494.53
Step by Step Solution
- Step 1: Write the proportion equation
317,356.23 : 476,035.97 = 106,995.99 : x - Step 2: Convert to fraction form
317,356.23/476,035.97 = 106,995.99/x - Step 3: Cross multiply
317,356.23x = 476,035.97 × 106,995.99 - Step 4: Simplify right side
317,356.23x = 50,933,939,350.78 - Step 5: Solve for x
x = 50,933,939,350.78/317,356.23 - Step 6: Final answer
x = 160,494.53
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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.