Finding the Fourth Proportional to 455,197.62, 682,776.99 and 155,704.98
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Solution
The fourth proportional to 455,197.62, 682,776.99 and 155,704.98 is: 233,550.82
Step by Step Solution
- Step 1: Write the proportion equation
455,197.62 : 682,776.99 = 155,704.98 : x - Step 2: Convert to fraction form
455,197.62/682,776.99 = 155,704.98/x - Step 3: Cross multiply
455,197.62x = 682,776.99 × 155,704.98 - Step 4: Simplify right side
455,197.62x = 106,311,777,572.41 - Step 5: Solve for x
x = 106,311,777,572.41/455,197.62 - Step 6: Final answer
x = 233,550.82
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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.