Finding the Fourth Proportional to 450,742.14, 622,024.20 and 246,793.08
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Solution
The fourth proportional to 450,742.14, 622,024.20 and 246,793.08 is: 340,574.48
Step by Step Solution
- Step 1: Write the proportion equation
450,742.14 : 622,024.20 = 246,793.08 : x - Step 2: Convert to fraction form
450,742.14/622,024.20 = 246,793.08/x - Step 3: Cross multiply
450,742.14x = 622,024.20 × 246,793.08 - Step 4: Simplify right side
450,742.14x = 153,511,268,152.54 - Step 5: Solve for x
x = 153,511,268,152.54/450,742.14 - Step 6: Final answer
x = 340,574.48
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.