Finding the Fourth Proportional to 706,900.26, 975,514.78 and 420,414.06
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Solution
The fourth proportional to 706,900.26, 975,514.78 and 420,414.06 is: 580,166.90
Step by Step Solution
- Step 1: Write the proportion equation
706,900.26 : 975,514.78 = 420,414.06 : x - Step 2: Convert to fraction form
706,900.26/975,514.78 = 420,414.06/x - Step 3: Cross multiply
706,900.26x = 975,514.78 × 420,414.06 - Step 4: Simplify right side
706,900.26x = 410,120,129,249.81 - Step 5: Solve for x
x = 410,120,129,249.81/706,900.26 - Step 6: Final answer
x = 580,166.90
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.