Finding the Fourth Proportional to 513,190, 769,593.51 and 176,134.99
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Solution
The fourth proportional to 513,190, 769,593.51 and 176,134.99 is: 264,136.76
Step by Step Solution
- Step 1: Write the proportion equation
513,190 : 769,593.51 = 176,134.99 : x - Step 2: Convert to fraction form
513,190/769,593.51 = 176,134.99/x - Step 3: Cross multiply
513,190x = 769,593.51 × 176,134.99 - Step 4: Simplify right side
513,190x = 135,552,345,187.92 - Step 5: Solve for x
x = 135,552,345,187.92/513,190 - Step 6: Final answer
x = 264,136.76
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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.