Finding the Fourth Proportional to 477,284.79, 658,655.49 and 262,438.70
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Solution
The fourth proportional to 477,284.79, 658,655.49 and 262,438.70 is: 362,166.76
Step by Step Solution
- Step 1: Write the proportion equation
477,284.79 : 658,655.49 = 262,438.70 : x - Step 2: Convert to fraction form
477,284.79/658,655.49 = 262,438.70/x - Step 3: Cross multiply
477,284.79x = 658,655.49 × 262,438.70 - Step 4: Simplify right side
477,284.79x = 172,856,687,250.19 - Step 5: Solve for x
x = 172,856,687,250.19/477,284.79 - Step 6: Final answer
x = 362,166.76
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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.