Finding the Fourth Proportional to 496,926.36, 744,806.34 and 260,380.44
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Solution
The fourth proportional to 496,926.36, 744,806.34 and 260,380.44 is: 390,265.07
Step by Step Solution
- Step 1: Write the proportion equation
496,926.36 : 744,806.34 = 260,380.44 : x - Step 2: Convert to fraction form
496,926.36/744,806.34 = 260,380.44/x - Step 3: Cross multiply
496,926.36x = 744,806.34 × 260,380.44 - Step 4: Simplify right side
496,926.36x = 193,933,002,523.99 - Step 5: Solve for x
x = 193,933,002,523.99/496,926.36 - Step 6: Final answer
x = 390,265.07
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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.