Finding the Fourth Proportional to 461,052.99, 691,540.59 and 260,743.23
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Solution
The fourth proportional to 461,052.99, 691,540.59 and 260,743.23 is: 391,092.85
Step by Step Solution
- Step 1: Write the proportion equation
461,052.99 : 691,540.59 = 260,743.23 : x - Step 2: Convert to fraction form
461,052.99/691,540.59 = 260,743.23/x - Step 3: Cross multiply
461,052.99x = 691,540.59 × 260,743.23 - Step 4: Simplify right side
461,052.99x = 180,314,527,112.71 - Step 5: Solve for x
x = 180,314,527,112.71/461,052.99 - Step 6: Final answer
x = 391,092.85
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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.