Finding the Fourth Proportional to 477,154.56, 658,508.16 and 286,163.84
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Solution
The fourth proportional to 477,154.56, 658,508.16 and 286,163.84 is: 394,927.01
Step by Step Solution
- Step 1: Write the proportion equation
477,154.56 : 658,508.16 = 286,163.84 : x - Step 2: Convert to fraction form
477,154.56/658,508.16 = 286,163.84/x - Step 3: Cross multiply
477,154.56x = 658,508.16 × 286,163.84 - Step 4: Simplify right side
477,154.56x = 188,441,223,736.93 - Step 5: Solve for x
x = 188,441,223,736.93/477,154.56 - Step 6: Final answer
x = 394,927.01
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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.