Finding the Fourth Proportional to 510,224.99, 765,509.67 and 225,876.29
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Solution
The fourth proportional to 510,224.99, 765,509.67 and 225,876.29 is: 338,890.66
Step by Step Solution
- Step 1: Write the proportion equation
510,224.99 : 765,509.67 = 225,876.29 : x - Step 2: Convert to fraction form
510,224.99/765,509.67 = 225,876.29/x - Step 3: Cross multiply
510,224.99x = 765,509.67 × 225,876.29 - Step 4: Simplify right side
510,224.99x = 172,910,480,391.18 - Step 5: Solve for x
x = 172,910,480,391.18/510,224.99 - Step 6: Final answer
x = 338,890.66
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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.