Finding the Fourth Proportional to 517,077.12, 775,464.96 and 201,463.68
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Solution
The fourth proportional to 517,077.12, 775,464.96 and 201,463.68 is: 302,136.80
Step by Step Solution
- Step 1: Write the proportion equation
517,077.12 : 775,464.96 = 201,463.68 : x - Step 2: Convert to fraction form
517,077.12/775,464.96 = 201,463.68/x - Step 3: Cross multiply
517,077.12x = 775,464.96 × 201,463.68 - Step 4: Simplify right side
517,077.12x = 156,228,024,552.65 - Step 5: Solve for x
x = 156,228,024,552.65/517,077.12 - Step 6: Final answer
x = 302,136.80
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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.