Finding the Fourth Proportional to 496,634.24, 744,951.60 and 122,657.60
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Solution
The fourth proportional to 496,634.24, 744,951.60 and 122,657.60 is: 183,986.46
Step by Step Solution
- Step 1: Write the proportion equation
496,634.24 : 744,951.60 = 122,657.60 : x - Step 2: Convert to fraction form
496,634.24/744,951.60 = 122,657.60/x - Step 3: Cross multiply
496,634.24x = 744,951.60 × 122,657.60 - Step 4: Simplify right side
496,634.24x = 91,373,975,372.16 - Step 5: Solve for x
x = 91,373,975,372.16/496,634.24 - Step 6: Final answer
x = 183,986.46
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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.