Finding the Fourth Proportional to 317,921.24, 476,955.68 and 93,272.60
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Solution
The fourth proportional to 317,921.24, 476,955.68 and 93,272.60 is: 139,930.56
Step by Step Solution
- Step 1: Write the proportion equation
317,921.24 : 476,955.68 = 93,272.60 : x - Step 2: Convert to fraction form
317,921.24/476,955.68 = 93,272.60/x - Step 3: Cross multiply
317,921.24x = 476,955.68 × 93,272.60 - Step 4: Simplify right side
317,921.24x = 44,486,896,358.37 - Step 5: Solve for x
x = 44,486,896,358.37/317,921.24 - Step 6: Final answer
x = 139,930.56
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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.