Finding the Fourth Proportional to 513,369.58, 769,995.50 and 134,326.95
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Solution
The fourth proportional to 513,369.58, 769,995.50 and 134,326.95 is: 201,475.02
Step by Step Solution
- Step 1: Write the proportion equation
513,369.58 : 769,995.50 = 134,326.95 : x - Step 2: Convert to fraction form
513,369.58/769,995.50 = 134,326.95/x - Step 3: Cross multiply
513,369.58x = 769,995.50 × 134,326.95 - Step 4: Simplify right side
513,369.58x = 103,431,147,028.73 - Step 5: Solve for x
x = 103,431,147,028.73/513,369.58 - Step 6: Final answer
x = 201,475.02
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.