Finding the Fourth Proportional to 850,465.62, 1,275,057 and 513,426.15
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Solution
The fourth proportional to 850,465.62, 1,275,057 and 513,426.15 is: 769,751.99
Step by Step Solution
- Step 1: Write the proportion equation
850,465.62 : 1,275,057 = 513,426.15 : x - Step 2: Convert to fraction form
850,465.62/1,275,057 = 513,426.15/x - Step 3: Cross multiply
850,465.62x = 1,275,057 × 513,426.15 - Step 4: Simplify right side
850,465.62x = 654,647,606,540.55 - Step 5: Solve for x
x = 654,647,606,540.55/850,465.62 - Step 6: Final answer
x = 769,751.99
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.