Finding the Fourth Proportional to 635,626.99, 877,170.45 and 349,153.48
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Solution
The fourth proportional to 635,626.99, 877,170.45 and 349,153.48 is: 481,834.66
Step by Step Solution
- Step 1: Write the proportion equation
635,626.99 : 877,170.45 = 349,153.48 : x - Step 2: Convert to fraction form
635,626.99/877,170.45 = 349,153.48/x - Step 3: Cross multiply
635,626.99x = 877,170.45 × 349,153.48 - Step 4: Simplify right side
635,626.99x = 306,267,115,170.67 - Step 5: Solve for x
x = 306,267,115,170.67/635,626.99 - Step 6: Final answer
x = 481,834.66
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.