Finding the Fourth Proportional to 773,435.88, 1,067,102.26 and 450,917.76
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Solution
The fourth proportional to 773,435.88, 1,067,102.26 and 450,917.76 is: 622,127.02
Step by Step Solution
- Step 1: Write the proportion equation
773,435.88 : 1,067,102.26 = 450,917.76 : x - Step 2: Convert to fraction form
773,435.88/1,067,102.26 = 450,917.76/x - Step 3: Cross multiply
773,435.88x = 1,067,102.26 × 450,917.76 - Step 4: Simplify right side
773,435.88x = 481,175,360,770.14 - Step 5: Solve for x
x = 481,175,360,770.14/773,435.88 - Step 6: Final answer
x = 622,127.02
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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.