Finding the Fourth Proportional to 496,266.75, 744,400.13 and 122,289.75
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Solution
The fourth proportional to 496,266.75, 744,400.13 and 122,289.75 is: 183,434.63
Step by Step Solution
- Step 1: Write the proportion equation
496,266.75 : 744,400.13 = 122,289.75 : x - Step 2: Convert to fraction form
496,266.75/744,400.13 = 122,289.75/x - Step 3: Cross multiply
496,266.75x = 744,400.13 × 122,289.75 - Step 4: Simplify right side
496,266.75x = 91,032,505,186.22 - Step 5: Solve for x
x = 91,032,505,186.22/496,266.75 - Step 6: Final answer
x = 183,434.63
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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.