Finding the Fourth Proportional to 477,134.70, 658,434.93 and 259,338.26
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Solution
The fourth proportional to 477,134.70, 658,434.93 and 259,338.26 is: 357,880.84
Step by Step Solution
- Step 1: Write the proportion equation
477,134.70 : 658,434.93 = 259,338.26 : x - Step 2: Convert to fraction form
477,134.70/658,434.93 = 259,338.26/x - Step 3: Cross multiply
477,134.70x = 658,434.93 × 259,338.26 - Step 4: Simplify right side
477,134.70x = 170,757,365,777.25 - Step 5: Solve for x
x = 170,757,365,777.25/477,134.70 - Step 6: Final answer
x = 357,880.84
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.