Finding the Fourth Proportional to 477,390.26, 716,031.66 and 122,412.62
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Solution
The fourth proportional to 477,390.26, 716,031.66 and 122,412.62 is: 183,605.15
Step by Step Solution
- Step 1: Write the proportion equation
477,390.26 : 716,031.66 = 122,412.62 : x - Step 2: Convert to fraction form
477,390.26/716,031.66 = 122,412.62/x - Step 3: Cross multiply
477,390.26x = 716,031.66 × 122,412.62 - Step 4: Simplify right side
477,390.26x = 87,651,311,503.55 - Step 5: Solve for x
x = 87,651,311,503.55/477,390.26 - Step 6: Final answer
x = 183,605.15
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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.