Finding the Fourth Proportional to 555,198.95, 766,177.00 and 300,550.14
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Solution
The fourth proportional to 555,198.95, 766,177.00 and 300,550.14 is: 414,760.52
Step by Step Solution
- Step 1: Write the proportion equation
555,198.95 : 766,177.00 = 300,550.14 : x - Step 2: Convert to fraction form
555,198.95/766,177.00 = 300,550.14/x - Step 3: Cross multiply
555,198.95x = 766,177.00 × 300,550.14 - Step 4: Simplify right side
555,198.95x = 230,274,603,863.41 - Step 5: Solve for x
x = 230,274,603,863.41/555,198.95 - Step 6: Final answer
x = 414,760.52
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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.