Finding the Fourth Proportional to 942,680.91, 1,414,242.84 and 311,594.73
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Solution
The fourth proportional to 942,680.91, 1,414,242.84 and 311,594.73 is: 467,465.30
Step by Step Solution
- Step 1: Write the proportion equation
942,680.91 : 1,414,242.84 = 311,594.73 : x - Step 2: Convert to fraction form
942,680.91/1,414,242.84 = 311,594.73/x - Step 3: Cross multiply
942,680.91x = 1,414,242.84 × 311,594.73 - Step 4: Simplify right side
942,680.91x = 440,670,615,884.23 - Step 5: Solve for x
x = 440,670,615,884.23/942,680.91 - Step 6: Final answer
x = 467,465.30
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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.