Finding the Fourth Proportional to 450,798.48, 622,102.14 and 281,033.28
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Solution
The fourth proportional to 450,798.48, 622,102.14 and 281,033.28 is: 387,826.07
Step by Step Solution
- Step 1: Write the proportion equation
450,798.48 : 622,102.14 = 281,033.28 : x - Step 2: Convert to fraction form
450,798.48/622,102.14 = 281,033.28/x - Step 3: Cross multiply
450,798.48x = 622,102.14 × 281,033.28 - Step 4: Simplify right side
450,798.48x = 174,831,404,899.22 - Step 5: Solve for x
x = 174,831,404,899.22/450,798.48 - Step 6: Final answer
x = 387,826.07
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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.