Finding the Fourth Proportional to 496,611.99, 744,924.78 and 141,626.03
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Solution
The fourth proportional to 496,611.99, 744,924.78 and 141,626.03 is: 212,440.98
Step by Step Solution
- Step 1: Write the proportion equation
496,611.99 : 744,924.78 = 141,626.03 : x - Step 2: Convert to fraction form
496,611.99/744,924.78 = 141,626.03/x - Step 3: Cross multiply
496,611.99x = 744,924.78 × 141,626.03 - Step 4: Simplify right side
496,611.99x = 105,500,735,515.40 - Step 5: Solve for x
x = 105,500,735,515.40/496,611.99 - Step 6: Final answer
x = 212,440.98
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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.