Finding the Fourth Proportional to 496,660.20, 744,990.30 and 446,893.80
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Solution
The fourth proportional to 496,660.20, 744,990.30 and 446,893.80 is: 670,340.70
Step by Step Solution
- Step 1: Write the proportion equation
496,660.20 : 744,990.30 = 446,893.80 : x - Step 2: Convert to fraction form
496,660.20/744,990.30 = 446,893.80/x - Step 3: Cross multiply
496,660.20x = 744,990.30 × 446,893.80 - Step 4: Simplify right side
496,660.20x = 332,931,546,130.14 - Step 5: Solve for x
x = 332,931,546,130.14/496,660.20 - Step 6: Final answer
x = 670,340.70
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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.