Finding the Fourth Proportional to 317,917.24, 476,949.68 and 93,268.60
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Solution
The fourth proportional to 317,917.24, 476,949.68 and 93,268.60 is: 139,924.56
Step by Step Solution
- Step 1: Write the proportion equation
317,917.24 : 476,949.68 = 93,268.60 : x - Step 2: Convert to fraction form
317,917.24/476,949.68 = 93,268.60/x - Step 3: Cross multiply
317,917.24x = 476,949.68 × 93,268.60 - Step 4: Simplify right side
317,917.24x = 44,484,428,924.05 - Step 5: Solve for x
x = 44,484,428,924.05/317,917.24 - Step 6: Final answer
x = 139,924.56
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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.